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Adenosine monophosphate (AMP) deaminase deficiency is a condition that can affect the muscles used for movement (skeletal muscles). In many affected individuals, AMP deaminase deficiency does not cause any symptoms. People who do experience symptoms typically have fatigue, muscle pain (myalgia), or cramps after exercis...
What are the genetic changes related to adenosine monophosphate deaminase deficiency ?
Mutations in the AMPD1 gene cause AMP deaminase deficiency. The AMPD1 gene provides instructions for producing an enzyme called AMP deaminase. This enzyme is found in skeletal muscle, where it plays a role in producing energy within muscle cells. Mutations in the AMPD1 gene disrupt the function of AMP deaminase and imp...
Adenosine monophosphate (AMP) deaminase deficiency is a condition that can affect the muscles used for movement (skeletal muscles). In many affected individuals, AMP deaminase deficiency does not cause any symptoms. People who do experience symptoms typically have fatigue, muscle pain (myalgia), or cramps after exercis...
Is adenosine monophosphate deaminase deficiency inherited ?
This condition is inherited in an autosomal recessive pattern, which means both copies of the gene in each cell have mutations. The parents of an individual with an autosomal recessive condition each carry one copy of the mutated gene, but they typically do not show signs and symptoms of the condition.
Adenosine monophosphate (AMP) deaminase deficiency is a condition that can affect the muscles used for movement (skeletal muscles). In many affected individuals, AMP deaminase deficiency does not cause any symptoms. People who do experience symptoms typically have fatigue, muscle pain (myalgia), or cramps after exercis...
What are the treatments for adenosine monophosphate deaminase deficiency ?
These resources address the diagnosis or management of adenosine monophosphate deaminase deficiency: - MedlinePlus Encyclopedia: Muscle aches - MedlinePlus Encyclopedia: Weakness These resources from MedlinePlus offer information about the diagnosis and management of various health conditions: - Diagnostic Tests ...
Vitamin D-dependent rickets is a disorder of bone development that leads to softening and weakening of the bones (rickets). There are several forms of the condition that are distinguished primarily by their genetic causes: type 1A (VDDR1A), type 1B (VDDR1B), and type 2A (VDDR2A). There is also evidence of a very rare f...
What is (are) vitamin D-dependent rickets ?
Vitamin D-dependent rickets is a disorder of bone development that leads to softening and weakening of the bones (rickets). The condition is split into two major types: type 1 (VDDR1), which is also known as pseudovitamin D deficiency rickets or vitamin D 1-hydroxylase deficiency, and type 2 (VDDR2), also known as here...
Vitamin D-dependent rickets is a disorder of bone development that leads to softening and weakening of the bones (rickets). There are several forms of the condition that are distinguished primarily by their genetic causes: type 1A (VDDR1A), type 1B (VDDR1B), and type 2A (VDDR2A). There is also evidence of a very rare f...
How many people are affected by vitamin D-dependent rickets ?
Rickets affects an estimated 1 in 200,000 children. The condition is most often caused by a lack of vitamin D in the diet or insufficient sun exposure rather than genetic mutations; genetic forms of rickets, including VDDR1 and VDDR2, are much less common. The prevalence of VDDR1 and VDDR2 is unknown. VDDR1 is more com...
Vitamin D-dependent rickets is a disorder of bone development that leads to softening and weakening of the bones (rickets). There are several forms of the condition that are distinguished primarily by their genetic causes: type 1A (VDDR1A), type 1B (VDDR1B), and type 2A (VDDR2A). There is also evidence of a very rare f...
What are the genetic changes related to vitamin D-dependent rickets ?
The two types of vitamin D-dependent rickets have different genetic causes: CYP27B1 gene mutations cause VDDR1, and VDR gene mutations cause VDDR2. Both genes are involved in the body's response to vitamin D, an important vitamin that can be can be acquired from foods in the diet or made by the body with the help of su...
Vitamin D-dependent rickets is a disorder of bone development that leads to softening and weakening of the bones (rickets). There are several forms of the condition that are distinguished primarily by their genetic causes: type 1A (VDDR1A), type 1B (VDDR1B), and type 2A (VDDR2A). There is also evidence of a very rare f...
Is vitamin D-dependent rickets inherited ?
This condition is inherited in an autosomal recessive pattern, which means both copies of the gene in each cell have mutations. The parents of an individual with an autosomal recessive condition each carry one copy of the mutated gene, but they typically do not show signs and symptoms of the condition.
Vitamin D-dependent rickets is a disorder of bone development that leads to softening and weakening of the bones (rickets). There are several forms of the condition that are distinguished primarily by their genetic causes: type 1A (VDDR1A), type 1B (VDDR1B), and type 2A (VDDR2A). There is also evidence of a very rare f...
What are the treatments for vitamin D-dependent rickets ?
These resources address the diagnosis or management of vitamin D-dependent rickets: - Genetic Testing Registry: Vitamin D-dependent rickets, type 1 - Genetic Testing Registry: Vitamin D-dependent rickets, type 2 - Genetic Testing Registry: Vitamin d-dependent rickets, type 2b, with normal vitamin d receptor These ...
Autosomal dominant nocturnal frontal lobe epilepsy (ADNFLE) is an uncommon form of epilepsy that runs in families. This disorder causes seizures that usually occur at night (nocturnally) while an affected person is sleeping. Some people with ADNFLE also have seizures during the day. The seizures characteristic of ADNFL...
What is (are) autosomal dominant nocturnal frontal lobe epilepsy ?
Autosomal dominant nocturnal frontal lobe epilepsy (ADNFLE) is an uncommon form of epilepsy that runs in families. This disorder causes seizures that usually occur at night (nocturnally) while an affected person is sleeping. Some people with ADNFLE also have seizures during the day. The seizures characteristic of ADNF...
Autosomal dominant nocturnal frontal lobe epilepsy (ADNFLE) is an uncommon form of epilepsy that runs in families. This disorder causes seizures that usually occur at night (nocturnally) while an affected person is sleeping. Some people with ADNFLE also have seizures during the day. The seizures characteristic of ADNFL...
How many people are affected by autosomal dominant nocturnal frontal lobe epilepsy ?
ADNFLE appears to be an uncommon form of epilepsy; its prevalence is unknown. This condition has been reported in more than 100 families worldwide.
Autosomal dominant nocturnal frontal lobe epilepsy (ADNFLE) is an uncommon form of epilepsy that runs in families. This disorder causes seizures that usually occur at night (nocturnally) while an affected person is sleeping. Some people with ADNFLE also have seizures during the day. The seizures characteristic of ADNFL...
What are the genetic changes related to autosomal dominant nocturnal frontal lobe epilepsy ?
Mutations in the CHRNA2, CHRNA4, and CHRNB2 genes can cause ADNFLE. These genes provide instructions for making different parts (subunits) of a larger molecule called a neuronal nicotinic acetylcholine receptor (nAChR). This receptor plays an important role in chemical signaling between nerve cells (neurons) in the bra...
Autosomal dominant nocturnal frontal lobe epilepsy (ADNFLE) is an uncommon form of epilepsy that runs in families. This disorder causes seizures that usually occur at night (nocturnally) while an affected person is sleeping. Some people with ADNFLE also have seizures during the day. The seizures characteristic of ADNFL...
Is autosomal dominant nocturnal frontal lobe epilepsy inherited ?
This condition is inherited in an autosomal dominant pattern, which means one copy of the altered gene in each cell is sufficient to raise the risk of developing epilepsy. About 70 percent of people who inherit a mutation in the CHRNA2, CHRNA4, or CHRNB2 gene will develop seizures. In most cases, an affected person has...
Autosomal dominant nocturnal frontal lobe epilepsy (ADNFLE) is an uncommon form of epilepsy that runs in families. This disorder causes seizures that usually occur at night (nocturnally) while an affected person is sleeping. Some people with ADNFLE also have seizures during the day. The seizures characteristic of ADNFL...
What are the treatments for autosomal dominant nocturnal frontal lobe epilepsy ?
These resources address the diagnosis or management of ADNFLE: - Gene Review: Gene Review: Autosomal Dominant Nocturnal Frontal Lobe Epilepsy - Genetic Testing Registry: Epilepsy, nocturnal frontal lobe, type 1 - Genetic Testing Registry: Epilepsy, nocturnal frontal lobe, type 2 - Genetic Testing Registry: Epilepsy...
Keratoderma with woolly hair is a group of related conditions that affect the skin and hair and in many cases increase the risk of potentially life-threatening heart problems. People with these conditions have hair that is unusually coarse, dry, fine, and tightly curled. In some cases, the hair is also sparse. The wool...
What is (are) keratoderma with woolly hair ?
Keratoderma with woolly hair is a group of related conditions that affect the skin and hair and in many cases increase the risk of potentially life-threatening heart problems. People with these conditions have hair that is unusually coarse, dry, fine, and tightly curled. In some cases, the hair is also sparse. The wool...
Keratoderma with woolly hair is a group of related conditions that affect the skin and hair and in many cases increase the risk of potentially life-threatening heart problems. People with these conditions have hair that is unusually coarse, dry, fine, and tightly curled. In some cases, the hair is also sparse. The wool...
How many people are affected by keratoderma with woolly hair ?
Keratoderma with woolly hair is rare; its prevalence worldwide is unknown. Type I (Naxos disease) was first described in families from the Greek island of Naxos. Since then, affected families have been found in other Greek islands, Turkey, and the Middle East. This form of the condition may affect up to 1 in 1,000 peo...
Keratoderma with woolly hair is a group of related conditions that affect the skin and hair and in many cases increase the risk of potentially life-threatening heart problems. People with these conditions have hair that is unusually coarse, dry, fine, and tightly curled. In some cases, the hair is also sparse. The wool...
What are the genetic changes related to keratoderma with woolly hair ?
Mutations in the JUP, DSP, DSC2, and KANK2 genes cause keratoderma with woolly hair types I through IV, respectively. The JUP, DSP, and DSC2 genes provide instructions for making components of specialized cell structures called desmosomes. Desmosomes are located in the membrane surrounding certain cells, including skin...
Keratoderma with woolly hair is a group of related conditions that affect the skin and hair and in many cases increase the risk of potentially life-threatening heart problems. People with these conditions have hair that is unusually coarse, dry, fine, and tightly curled. In some cases, the hair is also sparse. The wool...
Is keratoderma with woolly hair inherited ?
Most cases of keratoderma with woolly hair have an autosomal recessive pattern of inheritance, which means both copies of the gene in each cell have mutations. The parents of an individual with an autosomal recessive condition each carry one copy of the mutated gene, but they usually do not show signs and symptoms of t...
Keratoderma with woolly hair is a group of related conditions that affect the skin and hair and in many cases increase the risk of potentially life-threatening heart problems. People with these conditions have hair that is unusually coarse, dry, fine, and tightly curled. In some cases, the hair is also sparse. The wool...
What are the treatments for keratoderma with woolly hair ?
These resources address the diagnosis or management of keratoderma with woolly hair: - Gene Review: Gene Review: Arrhythmogenic Right Ventricular Dysplasia/Cardiomyopathy - Gene Review: Gene Review: Dilated Cardiomyopathy Overview - Genetic Testing Registry: Arrhythmogenic right ventricular cardiomyopathy, type 11 ...
CATSPER1-related nonsyndromic male infertility is a condition that affects the function of sperm, leading to an inability to father children. Males with this condition produce sperm that have decreased movement (motility). Affected men may also produce a smaller than usual number of sperm cells or sperm cells that are ...
What is (are) CATSPER1-related nonsyndromic male infertility ?
CATSPER1-related nonsyndromic male infertility is a condition that affects the function of sperm, leading to an inability to father children. Males with this condition produce sperm that have decreased movement (motility). Affected men may also produce a smaller than usual number of sperm cells or sperm cells that are ...
CATSPER1-related nonsyndromic male infertility is a condition that affects the function of sperm, leading to an inability to father children. Males with this condition produce sperm that have decreased movement (motility). Affected men may also produce a smaller than usual number of sperm cells or sperm cells that are ...
How many people are affected by CATSPER1-related nonsyndromic male infertility ?
The prevalence of CATSPER1-related nonsyndromic male infertility is unknown.
CATSPER1-related nonsyndromic male infertility is a condition that affects the function of sperm, leading to an inability to father children. Males with this condition produce sperm that have decreased movement (motility). Affected men may also produce a smaller than usual number of sperm cells or sperm cells that are ...
What are the genetic changes related to CATSPER1-related nonsyndromic male infertility ?
Mutations in the CATSPER1 gene cause CATSPER1-related nonsyndromic male infertility. The CATSPER1 gene provides instructions for producing a protein that is found in the tail of sperm cells. The CATSPER1 protein is involved in the movement of the sperm tail, which propels the sperm forward and is required for sperm cel...
CATSPER1-related nonsyndromic male infertility is a condition that affects the function of sperm, leading to an inability to father children. Males with this condition produce sperm that have decreased movement (motility). Affected men may also produce a smaller than usual number of sperm cells or sperm cells that are ...
Is CATSPER1-related nonsyndromic male infertility inherited ?
This condition is inherited in an autosomal recessive pattern, which means both copies of the gene in each cell have mutations. The parents of an individual with an autosomal recessive condition each carry one copy of the mutated gene, but they typically do not show symptoms of the condition. Males with two CATSPER1 g...
CATSPER1-related nonsyndromic male infertility is a condition that affects the function of sperm, leading to an inability to father children. Males with this condition produce sperm that have decreased movement (motility). Affected men may also produce a smaller than usual number of sperm cells or sperm cells that are ...
What are the treatments for CATSPER1-related nonsyndromic male infertility ?
These resources address the diagnosis or management of CATSPER1-related nonsyndromic male infertility: - Cleveland Clinic: Male Infertility - Gene Review: Gene Review: CATSPER-Related Male Infertility - Genetic Testing Registry: CATSPER-Related Male Infertility - MedlinePlus Health Topic: Assisted Reproductive Tech...
Histiocytosis-lymphadenopathy plus syndrome (also known as SLC29A3 spectrum disorder) is a group of conditions with overlapping signs and symptoms that affect many parts of the body. This group of disorders includes H syndrome, pigmented hypertrichosis with insulin-dependent diabetes mellitus (PHID), Faisalabad histioc...
What is (are) histiocytosis-lymphadenopathy plus syndrome ?
Histiocytosis-lymphadenopathy plus syndrome (also known as SLC29A3 spectrum disorder) is a group of conditions with overlapping signs and symptoms that affect many parts of the body. This group of disorders includes H syndrome, pigmented hypertrichosis with insulin-dependent diabetes mellitus (PHID), Faisalabad histioc...
Histiocytosis-lymphadenopathy plus syndrome (also known as SLC29A3 spectrum disorder) is a group of conditions with overlapping signs and symptoms that affect many parts of the body. This group of disorders includes H syndrome, pigmented hypertrichosis with insulin-dependent diabetes mellitus (PHID), Faisalabad histioc...
How many people are affected by histiocytosis-lymphadenopathy plus syndrome ?
Histiocytosis-lymphadenopathy plus syndrome is a rare disorder, affecting approximately 100 individuals worldwide.
Histiocytosis-lymphadenopathy plus syndrome (also known as SLC29A3 spectrum disorder) is a group of conditions with overlapping signs and symptoms that affect many parts of the body. This group of disorders includes H syndrome, pigmented hypertrichosis with insulin-dependent diabetes mellitus (PHID), Faisalabad histioc...
What are the genetic changes related to histiocytosis-lymphadenopathy plus syndrome ?
Histiocytosis-lymphadenopathy plus syndrome is caused by mutations in the SLC29A3 gene, which provides instructions for making a protein called equilibrative nucleoside transporter 3 (ENT3). ENT3 belongs to a family of proteins that transport molecules called nucleosides in cells. With chemical modification, nucleoside...
Histiocytosis-lymphadenopathy plus syndrome (also known as SLC29A3 spectrum disorder) is a group of conditions with overlapping signs and symptoms that affect many parts of the body. This group of disorders includes H syndrome, pigmented hypertrichosis with insulin-dependent diabetes mellitus (PHID), Faisalabad histioc...
Is histiocytosis-lymphadenopathy plus syndrome inherited ?
This condition is inherited in an autosomal recessive pattern, which means both copies of the gene in each cell have mutations. The parents of an individual with an autosomal recessive condition each carry one copy of the mutated gene, but they typically do not show signs and symptoms of the condition.
Histiocytosis-lymphadenopathy plus syndrome (also known as SLC29A3 spectrum disorder) is a group of conditions with overlapping signs and symptoms that affect many parts of the body. This group of disorders includes H syndrome, pigmented hypertrichosis with insulin-dependent diabetes mellitus (PHID), Faisalabad histioc...
What are the treatments for histiocytosis-lymphadenopathy plus syndrome ?
These resources address the diagnosis or management of histiocytosis-lymphadenopathy plus syndrome: - Genetic Testing Registry: Histiocytosis-lymphadenopathy plus syndrome These resources from MedlinePlus offer information about the diagnosis and management of various health conditions: - Diagnostic Tests - Drug T...
Dyskeratosis congenita is a disorder that can affect many parts of the body. There are three features that are characteristic of this disorder: fingernails and toenails that grow poorly or are abnormally shaped (nail dystrophy); changes in skin coloring (pigmentation), especially on the neck and chest, in a pattern oft...
What is (are) dyskeratosis congenita ?
Dyskeratosis congenita is a disorder that can affect many parts of the body. There are three features that are characteristic of this disorder: fingernails and toenails that grow poorly or are abnormally shaped (nail dystrophy); changes in skin coloring (pigmentation), especially on the neck and chest, in a pattern oft...
Dyskeratosis congenita is a disorder that can affect many parts of the body. There are three features that are characteristic of this disorder: fingernails and toenails that grow poorly or are abnormally shaped (nail dystrophy); changes in skin coloring (pigmentation), especially on the neck and chest, in a pattern oft...
How many people are affected by dyskeratosis congenita ?
The exact prevalence of dyskeratosis congenita is unknown. It is estimated to occur in approximately 1 in 1 million people.
Dyskeratosis congenita is a disorder that can affect many parts of the body. There are three features that are characteristic of this disorder: fingernails and toenails that grow poorly or are abnormally shaped (nail dystrophy); changes in skin coloring (pigmentation), especially on the neck and chest, in a pattern oft...
What are the genetic changes related to dyskeratosis congenita ?
In about half of people with dyskeratosis congenita, the disorder is caused by mutations in the TERT, TERC, DKC1, or TINF2 gene. These genes provide instructions for making proteins that help maintain structures known as telomeres, which are found at the ends of chromosomes. In a small number of individuals with dysker...
Dyskeratosis congenita is a disorder that can affect many parts of the body. There are three features that are characteristic of this disorder: fingernails and toenails that grow poorly or are abnormally shaped (nail dystrophy); changes in skin coloring (pigmentation), especially on the neck and chest, in a pattern oft...
Is dyskeratosis congenita inherited ?
Dyskeratosis congenita can have different inheritance patterns. When dyskeratosis congenita is caused by DKC1 gene mutations, it is inherited in an X-linked recessive pattern. The DKC1 gene is located on the X chromosome, which is one of the two sex chromosomes. In males (who have only one X chromosome), one altered c...
Dyskeratosis congenita is a disorder that can affect many parts of the body. There are three features that are characteristic of this disorder: fingernails and toenails that grow poorly or are abnormally shaped (nail dystrophy); changes in skin coloring (pigmentation), especially on the neck and chest, in a pattern oft...
What are the treatments for dyskeratosis congenita ?
These resources address the diagnosis or management of dyskeratosis congenita: - Gene Review: Gene Review: Dyskeratosis Congenita - Genetic Testing Registry: Dyskeratosis congenita - Genetic Testing Registry: Dyskeratosis congenita X-linked - Genetic Testing Registry: Dyskeratosis congenita autosomal dominant - Ge...
Pyridoxine-dependent epilepsy is a condition that involves seizures beginning in infancy or, in some cases, before birth. Those affected typically experience prolonged seizures lasting several minutes (status epilepticus). These seizures involve muscle rigidity, convulsions, and loss of consciousness (tonic-clonic se...
What is (are) pyridoxine-dependent epilepsy ?
Pyridoxine-dependent epilepsy is a condition that involves seizures beginning in infancy or, in some cases, before birth. Those affected typically experience prolonged seizures lasting several minutes (status epilepticus). These seizures involve muscle rigidity, convulsions, and loss of consciousness (tonic-clonic seiz...
Pyridoxine-dependent epilepsy is a condition that involves seizures beginning in infancy or, in some cases, before birth. Those affected typically experience prolonged seizures lasting several minutes (status epilepticus). These seizures involve muscle rigidity, convulsions, and loss of consciousness (tonic-clonic se...
How many people are affected by pyridoxine-dependent epilepsy ?
Pyridoxine-dependent epilepsy occurs in 1 in 100,000 to 700,000 individuals. At least 100 cases have been reported worldwide.
Pyridoxine-dependent epilepsy is a condition that involves seizures beginning in infancy or, in some cases, before birth. Those affected typically experience prolonged seizures lasting several minutes (status epilepticus). These seizures involve muscle rigidity, convulsions, and loss of consciousness (tonic-clonic se...
What are the genetic changes related to pyridoxine-dependent epilepsy ?
Mutations in the ALDH7A1 gene cause pyridoxine-dependent epilepsy. The ALDH7A1 gene provides instructions for making an enzyme called -aminoadipic semialdehyde (-AASA) dehydrogenase, also known as antiquitin. This enzyme is involved in the breakdown of the protein building block (amino acid) lysine in the brain. When ...
Pyridoxine-dependent epilepsy is a condition that involves seizures beginning in infancy or, in some cases, before birth. Those affected typically experience prolonged seizures lasting several minutes (status epilepticus). These seizures involve muscle rigidity, convulsions, and loss of consciousness (tonic-clonic se...
Is pyridoxine-dependent epilepsy inherited ?
This condition is inherited in an autosomal recessive pattern, which means both copies of the gene in each cell have mutations. The parents of an individual with an autosomal recessive condition each carry one copy of the mutated gene, but they typically do not show signs and symptoms of the condition.
Pyridoxine-dependent epilepsy is a condition that involves seizures beginning in infancy or, in some cases, before birth. Those affected typically experience prolonged seizures lasting several minutes (status epilepticus). These seizures involve muscle rigidity, convulsions, and loss of consciousness (tonic-clonic se...
What are the treatments for pyridoxine-dependent epilepsy ?
These resources address the diagnosis or management of pyridoxine-dependent epilepsy: - Gene Review: Gene Review: Pyridoxine-Dependent Epilepsy - Genetic Testing Registry: Pyridoxine-dependent epilepsy - MedlinePlus Encyclopedia: Generalized tonic-clonic seizure These resources from MedlinePlus offer information a...
Medium-chain acyl-CoA dehydrogenase (MCAD) deficiency is a condition that prevents the body from converting certain fats to energy, particularly during periods without food (fasting). Signs and symptoms of MCAD deficiency typically appear during infancy or early childhood and can include vomiting, lack of energy (letha...
What is (are) medium-chain acyl-CoA dehydrogenase deficiency ?
Medium-chain acyl-CoA dehydrogenase (MCAD) deficiency is a condition that prevents the body from converting certain fats to energy, particularly during periods without food (fasting). Signs and symptoms of MCAD deficiency typically appear during infancy or early childhood and can include vomiting, lack of energy (leth...
Medium-chain acyl-CoA dehydrogenase (MCAD) deficiency is a condition that prevents the body from converting certain fats to energy, particularly during periods without food (fasting). Signs and symptoms of MCAD deficiency typically appear during infancy or early childhood and can include vomiting, lack of energy (letha...
How many people are affected by medium-chain acyl-CoA dehydrogenase deficiency ?
In the United States, the estimated incidence of MCAD deficiency is 1 in 17,000 people. The condition is more common in people of northern European ancestry than in other ethnic groups.
Medium-chain acyl-CoA dehydrogenase (MCAD) deficiency is a condition that prevents the body from converting certain fats to energy, particularly during periods without food (fasting). Signs and symptoms of MCAD deficiency typically appear during infancy or early childhood and can include vomiting, lack of energy (letha...
What are the genetic changes related to medium-chain acyl-CoA dehydrogenase deficiency ?
Mutations in the ACADM gene cause MCAD deficiency. This gene provides instructions for making an enzyme called medium-chain acyl-CoA dehydrogenase, which is required to break down (metabolize) a group of fats called medium-chain fatty acids. These fatty acids are found in foods and the body's fat tissues. Fatty acids a...
Medium-chain acyl-CoA dehydrogenase (MCAD) deficiency is a condition that prevents the body from converting certain fats to energy, particularly during periods without food (fasting). Signs and symptoms of MCAD deficiency typically appear during infancy or early childhood and can include vomiting, lack of energy (letha...
Is medium-chain acyl-CoA dehydrogenase deficiency inherited ?
This condition is inherited in an autosomal recessive pattern, which means both copies of the gene in each cell have mutations. The parents of an individual with an autosomal recessive condition each carry one copy of the mutated gene, but they typically do not show signs and symptoms of the condition.
Medium-chain acyl-CoA dehydrogenase (MCAD) deficiency is a condition that prevents the body from converting certain fats to energy, particularly during periods without food (fasting). Signs and symptoms of MCAD deficiency typically appear during infancy or early childhood and can include vomiting, lack of energy (letha...
What are the treatments for medium-chain acyl-CoA dehydrogenase deficiency ?
These resources address the diagnosis or management of MCAD deficiency: - Baby's First Test - Gene Review: Gene Review: Medium-Chain Acyl-Coenzyme A Dehydrogenase Deficiency - Genetic Testing Registry: Medium-chain acyl-coenzyme A dehydrogenase deficiency - MedlinePlus Encyclopedia: Newborn Screening Tests These ...
Genitopatellar syndrome is a rare condition characterized by genital abnormalities, missing or underdeveloped kneecaps (patellae), intellectual disability, and abnormalities affecting other parts of the body. The genital abnormalities in affected males typically include undescended testes (cryptorchidism) and underdeve...
What is (are) genitopatellar syndrome ?
Genitopatellar syndrome is a rare condition characterized by genital abnormalities, missing or underdeveloped kneecaps (patellae), intellectual disability, and abnormalities affecting other parts of the body. The genital abnormalities in affected males typically include undescended testes (cryptorchidism) and underdev...
Genitopatellar syndrome is a rare condition characterized by genital abnormalities, missing or underdeveloped kneecaps (patellae), intellectual disability, and abnormalities affecting other parts of the body. The genital abnormalities in affected males typically include undescended testes (cryptorchidism) and underdeve...
How many people are affected by genitopatellar syndrome ?
Genitopatellar syndrome is estimated to occur in fewer than 1 per million people. At least 18 cases have been reported in the medical literature.
Genitopatellar syndrome is a rare condition characterized by genital abnormalities, missing or underdeveloped kneecaps (patellae), intellectual disability, and abnormalities affecting other parts of the body. The genital abnormalities in affected males typically include undescended testes (cryptorchidism) and underdeve...
What are the genetic changes related to genitopatellar syndrome ?
Genitopatellar syndrome is caused by mutations in the KAT6B gene. This gene provides instructions for making a type of enzyme called a histone acetyltransferase. These enzymes modify histones, which are structural proteins that attach (bind) to DNA and give chromosomes their shape. By adding a small molecule called an ...
Genitopatellar syndrome is a rare condition characterized by genital abnormalities, missing or underdeveloped kneecaps (patellae), intellectual disability, and abnormalities affecting other parts of the body. The genital abnormalities in affected males typically include undescended testes (cryptorchidism) and underdeve...
Is genitopatellar syndrome inherited ?
This condition has an autosomal dominant inheritance pattern, which means one copy of the altered gene in each cell is sufficient to cause the disorder. All reported cases have resulted from new mutations in the gene and have occurred in people with no history of the disorder in their family.
Genitopatellar syndrome is a rare condition characterized by genital abnormalities, missing or underdeveloped kneecaps (patellae), intellectual disability, and abnormalities affecting other parts of the body. The genital abnormalities in affected males typically include undescended testes (cryptorchidism) and underdeve...
What are the treatments for genitopatellar syndrome ?
These resources address the diagnosis or management of genitopatellar syndrome: - Gene Review: Gene Review: KAT6B-Related Disorders - Genetic Testing Registry: Genitopatellar syndrome These resources from MedlinePlus offer information about the diagnosis and management of various health conditions: - Diagnostic Te...
Vohwinkel syndrome is a disorder with classic and variant forms, both of which affect the skin. In the classic form of Vohwinkel syndrome, affected individuals have thick, honeycomb-like calluses on the palms of the hands and soles of the feet (palmoplantar keratoses) beginning in infancy or early childhood. Affected c...
What is (are) Vohwinkel syndrome ?
Vohwinkel syndrome is a disorder with classic and variant forms, both of which affect the skin. In the classic form of Vohwinkel syndrome, affected individuals have thick, honeycomb-like calluses on the palms of the hands and soles of the feet (palmoplantar keratoses) beginning in infancy or early childhood. Affected ...
Vohwinkel syndrome is a disorder with classic and variant forms, both of which affect the skin. In the classic form of Vohwinkel syndrome, affected individuals have thick, honeycomb-like calluses on the palms of the hands and soles of the feet (palmoplantar keratoses) beginning in infancy or early childhood. Affected c...
How many people are affected by Vohwinkel syndrome ?
Vohwinkel syndrome is a rare disorder; about 50 cases have been reported in the medical literature.
Vohwinkel syndrome is a disorder with classic and variant forms, both of which affect the skin. In the classic form of Vohwinkel syndrome, affected individuals have thick, honeycomb-like calluses on the palms of the hands and soles of the feet (palmoplantar keratoses) beginning in infancy or early childhood. Affected c...
What are the genetic changes related to Vohwinkel syndrome ?
The classic form of Vohwinkel syndrome is caused by mutations in the GJB2 gene. This gene provides instructions for making a protein called gap junction beta 2, more commonly known as connexin 26. Connexin 26 is a member of the connexin protein family. Connexin proteins form channels called gap junctions that permit th...
Vohwinkel syndrome is a disorder with classic and variant forms, both of which affect the skin. In the classic form of Vohwinkel syndrome, affected individuals have thick, honeycomb-like calluses on the palms of the hands and soles of the feet (palmoplantar keratoses) beginning in infancy or early childhood. Affected c...
Is Vohwinkel syndrome inherited ?
This condition is inherited in an autosomal dominant pattern, which means one copy of the altered gene in each cell is sufficient to cause the disorder. In most cases, an affected person inherits the mutation from one affected parent. Other cases result from new mutations in the gene and occur in people with no histor...
Vohwinkel syndrome is a disorder with classic and variant forms, both of which affect the skin. In the classic form of Vohwinkel syndrome, affected individuals have thick, honeycomb-like calluses on the palms of the hands and soles of the feet (palmoplantar keratoses) beginning in infancy or early childhood. Affected c...
What are the treatments for Vohwinkel syndrome ?
These resources address the diagnosis or management of Vohwinkel syndrome: - Genetic Testing Registry: Mutilating keratoderma - Genetic Testing Registry: Vohwinkel syndrome, variant form These resources from MedlinePlus offer information about the diagnosis and management of various health conditions: - Diagnostic...
SOST-related sclerosing bone dysplasia is a disorder of bone development characterized by excessive bone formation (hyperostosis). As a result of hyperostosis, bones throughout the body are denser and wider than normal, particularly the bones of the skull. Affected individuals typically have an enlarged jaw with misa...
What is (are) SOST-related sclerosing bone dysplasia ?
SOST-related sclerosing bone dysplasia is a disorder of bone development characterized by excessive bone formation (hyperostosis). As a result of hyperostosis, bones throughout the body are denser and wider than normal, particularly the bones of the skull. Affected individuals typically have an enlarged jaw with misali...
SOST-related sclerosing bone dysplasia is a disorder of bone development characterized by excessive bone formation (hyperostosis). As a result of hyperostosis, bones throughout the body are denser and wider than normal, particularly the bones of the skull. Affected individuals typically have an enlarged jaw with misa...
How many people are affected by SOST-related sclerosing bone dysplasia ?
SOST-related sclerosing bone dysplasia is a rare condition; its exact prevalence is unknown. Approximately 100 individuals with sclerosteosis have been reported in the scientific literature. Sclerosteosis is most common in the Afrikaner population of South Africa. Van Buchem disease has been reported in approximately...
SOST-related sclerosing bone dysplasia is a disorder of bone development characterized by excessive bone formation (hyperostosis). As a result of hyperostosis, bones throughout the body are denser and wider than normal, particularly the bones of the skull. Affected individuals typically have an enlarged jaw with misa...
What are the genetic changes related to SOST-related sclerosing bone dysplasia ?
SOST-related sclerosing bone dysplasia is caused by mutations in or near the SOST gene. The SOST gene provides instructions for making the protein sclerostin. Sclerostin is produced in osteocytes, which are a type of bone cell. The main function of sclerostin is to stop (inhibit) bone formation. Mutations in the SOST ...
SOST-related sclerosing bone dysplasia is a disorder of bone development characterized by excessive bone formation (hyperostosis). As a result of hyperostosis, bones throughout the body are denser and wider than normal, particularly the bones of the skull. Affected individuals typically have an enlarged jaw with misa...
Is SOST-related sclerosing bone dysplasia inherited ?
This condition is inherited in an autosomal recessive pattern, which means both copies of the gene in each cell have mutations. The parents of an individual with an autosomal recessive condition each carry one copy of the mutated gene, but they typically do not show signs and symptoms of the condition.
SOST-related sclerosing bone dysplasia is a disorder of bone development characterized by excessive bone formation (hyperostosis). As a result of hyperostosis, bones throughout the body are denser and wider than normal, particularly the bones of the skull. Affected individuals typically have an enlarged jaw with misa...
What are the treatments for SOST-related sclerosing bone dysplasia ?
These resources address the diagnosis or management of SOST-related sclerosing bone dysplasia: - Gene Review: Gene Review: SOST-Related Sclerosing Bone Dysplasias - Genetic Testing Registry: Hyperphosphatasemia tarda - Genetic Testing Registry: Sclerosteosis - MedlinePlus Encyclopedia: Facial Paralysis - MedlinePl...
Vitelliform macular dystrophy is a genetic eye disorder that can cause worsening (progressive) vision loss. This disorder affects the retina, the specialized light-sensitive tissue that lines the back of the eye. Specifically, vitelliform macular dystrophy disrupts cells in a small area near the center of the retina ...
What is (are) vitelliform macular dystrophy ?
Vitelliform macular dystrophy is a genetic eye disorder that can cause progressive vision loss. This disorder affects the retina, the specialized light-sensitive tissue that lines the back of the eye. Specifically, vitelliform macular dystrophy disrupts cells in a small area near the center of the retina called the mac...
Vitelliform macular dystrophy is a genetic eye disorder that can cause worsening (progressive) vision loss. This disorder affects the retina, the specialized light-sensitive tissue that lines the back of the eye. Specifically, vitelliform macular dystrophy disrupts cells in a small area near the center of the retina ...
How many people are affected by vitelliform macular dystrophy ?
Vitelliform macular dystrophy is a rare disorder; its incidence is unknown.
Vitelliform macular dystrophy is a genetic eye disorder that can cause worsening (progressive) vision loss. This disorder affects the retina, the specialized light-sensitive tissue that lines the back of the eye. Specifically, vitelliform macular dystrophy disrupts cells in a small area near the center of the retina ...
What are the genetic changes related to vitelliform macular dystrophy ?
Mutations in the BEST1 and PRPH2 genes cause vitelliform macular dystrophy. BEST1 mutations are responsible for Best disease and for some cases of the adult-onset form of vitelliform macular dystrophy. Changes in the PRPH2 gene can also cause the adult-onset form of vitelliform macular dystrophy; however, less than a q...
Vitelliform macular dystrophy is a genetic eye disorder that can cause worsening (progressive) vision loss. This disorder affects the retina, the specialized light-sensitive tissue that lines the back of the eye. Specifically, vitelliform macular dystrophy disrupts cells in a small area near the center of the retina ...
Is vitelliform macular dystrophy inherited ?
Best disease is inherited in an autosomal dominant pattern, which means one copy of the altered gene in each cell is sufficient to cause the disorder. In most cases, an affected person has one parent with the condition. The inheritance pattern of adult-onset vitelliform macular dystrophy is uncertain. Some studies hav...
Vitelliform macular dystrophy is a genetic eye disorder that can cause worsening (progressive) vision loss. This disorder affects the retina, the specialized light-sensitive tissue that lines the back of the eye. Specifically, vitelliform macular dystrophy disrupts cells in a small area near the center of the retina ...
What are the treatments for vitelliform macular dystrophy ?
These resources address the diagnosis or management of vitelliform macular dystrophy: - Gene Review: Gene Review: Best Vitelliform Macular Dystrophy - Genetic Testing Registry: Macular dystrophy, vitelliform, adult-onset - Genetic Testing Registry: Vitelliform dystrophy - MedlinePlus Encyclopedia: Macula (image) ...
Hyperlysinemia is an inherited condition characterized by elevated blood levels of the amino acid lysine, a building block of most proteins. Hyperlysinemia is caused by the shortage (deficiency) of the enzyme that breaks down lysine. Hyperlysinemia typically causes no health problems, and most people with elevated ly...
What is (are) hyperlysinemia ?
Hyperlysinemia is an inherited condition characterized by elevated blood levels of the amino acid lysine, a building block of most proteins. Hyperlysinemia is caused by the shortage (deficiency) of the enzyme that breaks down lysine. Hyperlysinemia typically causes no health problems, and most people with elevated lysi...
Hyperlysinemia is an inherited condition characterized by elevated blood levels of the amino acid lysine, a building block of most proteins. Hyperlysinemia is caused by the shortage (deficiency) of the enzyme that breaks down lysine. Hyperlysinemia typically causes no health problems, and most people with elevated ly...
How many people are affected by hyperlysinemia ?
The incidence of hyperlysinemia is unknown.
Hyperlysinemia is an inherited condition characterized by elevated blood levels of the amino acid lysine, a building block of most proteins. Hyperlysinemia is caused by the shortage (deficiency) of the enzyme that breaks down lysine. Hyperlysinemia typically causes no health problems, and most people with elevated ly...
What are the genetic changes related to hyperlysinemia ?
Mutations in the AASS gene cause hyperlysinemia. The AASS gene provides instructions for making an enzyme called aminoadipic semialdehyde synthase. This enzyme performs two functions in the breakdown of lysine. First, the enzyme breaks down lysine to a molecule called saccharopine. It then breaks down saccharopine to a...
Hyperlysinemia is an inherited condition characterized by elevated blood levels of the amino acid lysine, a building block of most proteins. Hyperlysinemia is caused by the shortage (deficiency) of the enzyme that breaks down lysine. Hyperlysinemia typically causes no health problems, and most people with elevated ly...
Is hyperlysinemia inherited ?
This condition is inherited in an autosomal recessive pattern, which means both copies of the gene in each cell have mutations. The parents of an individual with an autosomal recessive condition each carry one copy of the mutated gene, but they typically do not show signs and symptoms of the condition.
Hyperlysinemia is an inherited condition characterized by elevated blood levels of the amino acid lysine, a building block of most proteins. Hyperlysinemia is caused by the shortage (deficiency) of the enzyme that breaks down lysine. Hyperlysinemia typically causes no health problems, and most people with elevated ly...
What are the treatments for hyperlysinemia ?
These resources address the diagnosis or management of hyperlysinemia: - Genetic Testing Registry: Hyperlysinemia - Genetic Testing Registry: Saccharopinuria These resources from MedlinePlus offer information about the diagnosis and management of various health conditions: - Diagnostic Tests - Drug Therapy - Sur...
Gitelman syndrome is a kidney disorder that causes an imbalance of charged atoms (ions) in the body, including ions of potassium, magnesium, and calcium. The signs and symptoms of Gitelman syndrome usually appear in late childhood or adolescence. Common features of this condition include painful muscle spasms (tetany),...
What is (are) Gitelman syndrome ?
Gitelman syndrome is a kidney disorder that causes an imbalance of charged atoms (ions) in the body, including ions of potassium, magnesium, and calcium. The signs and symptoms of Gitelman syndrome usually appear in late childhood or adolescence. Common features of this condition include painful muscle spasms (tetany)...
Gitelman syndrome is a kidney disorder that causes an imbalance of charged atoms (ions) in the body, including ions of potassium, magnesium, and calcium. The signs and symptoms of Gitelman syndrome usually appear in late childhood or adolescence. Common features of this condition include painful muscle spasms (tetany),...
How many people are affected by Gitelman syndrome ?
Gitelman syndrome affects an estimated 1 in 40,000 people worldwide.
Gitelman syndrome is a kidney disorder that causes an imbalance of charged atoms (ions) in the body, including ions of potassium, magnesium, and calcium. The signs and symptoms of Gitelman syndrome usually appear in late childhood or adolescence. Common features of this condition include painful muscle spasms (tetany),...
What are the genetic changes related to Gitelman syndrome ?
Gitelman syndrome is usually caused by mutations in the SLC12A3 gene. Less often, the condition results from mutations in the CLCNKB gene. The proteins produced from these genes are involved in the kidneys' reabsorption of salt (sodium chloride or NaCl) from urine back into the bloodstream. Mutations in either gene imp...
Gitelman syndrome is a kidney disorder that causes an imbalance of charged atoms (ions) in the body, including ions of potassium, magnesium, and calcium. The signs and symptoms of Gitelman syndrome usually appear in late childhood or adolescence. Common features of this condition include painful muscle spasms (tetany),...
Is Gitelman syndrome inherited ?
This condition is inherited in an autosomal recessive pattern, which means both copies of the gene in each cell have mutations. The parents of an individual with an autosomal recessive condition each carry one copy of the mutated gene, but they typically do not show signs and symptoms of the condition.
Gitelman syndrome is a kidney disorder that causes an imbalance of charged atoms (ions) in the body, including ions of potassium, magnesium, and calcium. The signs and symptoms of Gitelman syndrome usually appear in late childhood or adolescence. Common features of this condition include painful muscle spasms (tetany),...
What are the treatments for Gitelman syndrome ?
These resources address the diagnosis or management of Gitelman syndrome: - Genetic Testing Registry: Familial hypokalemia-hypomagnesemia These resources from MedlinePlus offer information about the diagnosis and management of various health conditions: - Diagnostic Tests - Drug Therapy - Surgery and Rehabilitati...
DICER1 syndrome is an inherited disorder that increases the risk of a variety of cancerous and noncancerous (benign) tumors, most commonly certain types of tumors that occur in the lungs, kidneys, ovaries, and thyroid (a butterfly-shaped gland in the lower neck). Affected individuals can develop one or more types of tu...
What is (are) DICER1 syndrome ?
DICER1 syndrome is an inherited disorder that increases the risk of a variety of cancerous and noncancerous (benign) tumors, most commonly certain types of tumors that occur in the lungs, kidneys, ovaries, and thyroid (a butterfly-shaped gland in the lower neck). Affected individuals can develop one or more types of tu...
DICER1 syndrome is an inherited disorder that increases the risk of a variety of cancerous and noncancerous (benign) tumors, most commonly certain types of tumors that occur in the lungs, kidneys, ovaries, and thyroid (a butterfly-shaped gland in the lower neck). Affected individuals can develop one or more types of tu...
How many people are affected by DICER1 syndrome ?
DICER1 syndrome is a rare condition; its prevalence is unknown.
DICER1 syndrome is an inherited disorder that increases the risk of a variety of cancerous and noncancerous (benign) tumors, most commonly certain types of tumors that occur in the lungs, kidneys, ovaries, and thyroid (a butterfly-shaped gland in the lower neck). Affected individuals can develop one or more types of tu...
What are the genetic changes related to DICER1 syndrome ?
DICER1 syndrome is caused by mutations in the DICER1 gene. This gene provides instructions for making a protein that is involved in the production of molecules called microRNA (miRNA). MicroRNA is a type of RNA, a chemical cousin of DNA, that attaches to a protein's blueprint (a molecule called messenger RNA) and block...
DICER1 syndrome is an inherited disorder that increases the risk of a variety of cancerous and noncancerous (benign) tumors, most commonly certain types of tumors that occur in the lungs, kidneys, ovaries, and thyroid (a butterfly-shaped gland in the lower neck). Affected individuals can develop one or more types of tu...
Is DICER1 syndrome inherited ?
DICER1 syndrome is inherited in an autosomal dominant pattern, which means one copy of the altered gene is sufficient to cause the disorder. It is important to note that people inherit an increased risk of tumors; many people who have mutations in the DICER1 gene do not develop abnormal growths.
DICER1 syndrome is an inherited disorder that increases the risk of a variety of cancerous and noncancerous (benign) tumors, most commonly certain types of tumors that occur in the lungs, kidneys, ovaries, and thyroid (a butterfly-shaped gland in the lower neck). Affected individuals can develop one or more types of tu...
What are the treatments for DICER1 syndrome ?
These resources address the diagnosis or management of DICER1 syndrome: - Cancer.Net from the American Society of Clinical Oncology: Pleuropulmonary Blastoma--Childhood Treatment - Gene Review: Gene Review: DICER1-Related Disorders - Genetic Testing Registry: Pleuropulmonary blastoma These resources from MedlinePl...
Triple A syndrome is an inherited condition characterized by three specific features: achalasia, Addison disease, and alacrima. Achalasia is a disorder that affects the ability to move food through the esophagus, the tube that carries food from the throat to the stomach. It can lead to severe feeding difficulties and l...
What is (are) triple A syndrome ?
Triple A syndrome is an inherited condition characterized by three specific features: achalasia, Addison disease, and alacrima. Achalasia is a disorder that affects the ability to move food through the esophagus, the tube that carries food from the throat to the stomach. It can lead to severe feeding difficulties and l...
Triple A syndrome is an inherited condition characterized by three specific features: achalasia, Addison disease, and alacrima. Achalasia is a disorder that affects the ability to move food through the esophagus, the tube that carries food from the throat to the stomach. It can lead to severe feeding difficulties and l...
How many people are affected by triple A syndrome ?
Triple A syndrome is a rare condition, although its exact prevalence is unknown.
Triple A syndrome is an inherited condition characterized by three specific features: achalasia, Addison disease, and alacrima. Achalasia is a disorder that affects the ability to move food through the esophagus, the tube that carries food from the throat to the stomach. It can lead to severe feeding difficulties and l...
What are the genetic changes related to triple A syndrome ?
Mutations in the AAAS gene cause triple A syndrome. This gene provides instructions for making a protein called ALADIN whose function is not well understood. Within cells, ALADIN is found in the nuclear envelope, the structure that surrounds the nucleus and separates it from the rest of the cell. Based on its location,...
Triple A syndrome is an inherited condition characterized by three specific features: achalasia, Addison disease, and alacrima. Achalasia is a disorder that affects the ability to move food through the esophagus, the tube that carries food from the throat to the stomach. It can lead to severe feeding difficulties and l...
Is triple A syndrome inherited ?
This condition is inherited in an autosomal recessive pattern, which means both copies of the gene in each cell have mutations. The parents of an individual with an autosomal recessive condition each carry one copy of the mutated gene, but they typically do not show signs and symptoms of the condition.
Triple A syndrome is an inherited condition characterized by three specific features: achalasia, Addison disease, and alacrima. Achalasia is a disorder that affects the ability to move food through the esophagus, the tube that carries food from the throat to the stomach. It can lead to severe feeding difficulties and l...
What are the treatments for triple A syndrome ?
These resources address the diagnosis or management of triple A syndrome: - Genetic Testing Registry: Glucocorticoid deficiency with achalasia - MedlinePlus Encyclopedia: Achalasia - MedlinePlus Encyclopedia: Anisocoria These resources from MedlinePlus offer information about the diagnosis and management of variou...
PRICKLE1-related progressive myoclonus epilepsy with ataxia is a rare inherited condition characterized by recurrent seizures (epilepsy) and problems with movement. The signs and symptoms of this disorder usually begin between the ages of 5 and 10. Problems with balance and coordination (ataxia) are usually the first s...
What is (are) PRICKLE1-related progressive myoclonus epilepsy with ataxia ?
PRICKLE1-related progressive myoclonus epilepsy with ataxia is a rare inherited condition characterized by recurrent seizures (epilepsy) and problems with movement. The signs and symptoms of this disorder usually begin between the ages of 5 and 10. Problems with balance and coordination (ataxia) are usually the first ...
PRICKLE1-related progressive myoclonus epilepsy with ataxia is a rare inherited condition characterized by recurrent seizures (epilepsy) and problems with movement. The signs and symptoms of this disorder usually begin between the ages of 5 and 10. Problems with balance and coordination (ataxia) are usually the first s...
How many people are affected by PRICKLE1-related progressive myoclonus epilepsy with ataxia ?
The prevalence of PRICKLE1-related progressive myoclonus epilepsy with ataxia is unknown. The condition has been reported in three large families from Jordan and northern Israel and in at least two unrelated individuals.
PRICKLE1-related progressive myoclonus epilepsy with ataxia is a rare inherited condition characterized by recurrent seizures (epilepsy) and problems with movement. The signs and symptoms of this disorder usually begin between the ages of 5 and 10. Problems with balance and coordination (ataxia) are usually the first s...
What are the genetic changes related to PRICKLE1-related progressive myoclonus epilepsy with ataxia ?
PRICKLE1-related progressive myoclonus epilepsy with ataxia is caused by mutations in the PRICKLE1 gene. This gene provides instructions for making a protein called prickle homolog 1, whose function is unknown. Studies suggest that it interacts with other proteins that are critical for brain development and function. ...
PRICKLE1-related progressive myoclonus epilepsy with ataxia is a rare inherited condition characterized by recurrent seizures (epilepsy) and problems with movement. The signs and symptoms of this disorder usually begin between the ages of 5 and 10. Problems with balance and coordination (ataxia) are usually the first s...
Is PRICKLE1-related progressive myoclonus epilepsy with ataxia inherited ?
Some cases of PRICKLE1-related progressive myoclonus epilepsy with ataxia are inherited in an autosomal recessive pattern, which means both copies of the gene in each cell have mutations. The parents of an individual with an autosomal recessive condition each carry one copy of the mutated gene, but they typically do no...
PRICKLE1-related progressive myoclonus epilepsy with ataxia is a rare inherited condition characterized by recurrent seizures (epilepsy) and problems with movement. The signs and symptoms of this disorder usually begin between the ages of 5 and 10. Problems with balance and coordination (ataxia) are usually the first s...
What are the treatments for PRICKLE1-related progressive myoclonus epilepsy with ataxia ?
These resources address the diagnosis or management of PRICKLE1-related progressive myoclonus epilepsy with ataxia: - Gene Review: Gene Review: PRICKLE1-Related Progressive Myoclonus Epilepsy with Ataxia - Genetic Testing Registry: Progressive myoclonus epilepsy with ataxia These resources from MedlinePlus offer in...
McLeod neuroacanthocytosis syndrome is primarily a neurological disorder that occurs almost exclusively in boys and men. This disorder affects movement in many parts of the body. People with McLeod neuroacanthocytosis syndrome also have abnormal star-shaped red blood cells (acanthocytosis). This condition is one of a g...
What is (are) McLeod neuroacanthocytosis syndrome ?
McLeod neuroacanthocytosis syndrome is primarily a neurological disorder that occurs almost exclusively in boys and men. This disorder affects movement in many parts of the body. People with McLeod neuroacanthocytosis syndrome also have abnormal star-shaped red blood cells (acanthocytosis). This condition is one of a g...
McLeod neuroacanthocytosis syndrome is primarily a neurological disorder that occurs almost exclusively in boys and men. This disorder affects movement in many parts of the body. People with McLeod neuroacanthocytosis syndrome also have abnormal star-shaped red blood cells (acanthocytosis). This condition is one of a g...
How many people are affected by McLeod neuroacanthocytosis syndrome ?
McLeod neuroacanthocytosis syndrome is rare; approximately 150 cases have been reported worldwide.
McLeod neuroacanthocytosis syndrome is primarily a neurological disorder that occurs almost exclusively in boys and men. This disorder affects movement in many parts of the body. People with McLeod neuroacanthocytosis syndrome also have abnormal star-shaped red blood cells (acanthocytosis). This condition is one of a g...
What are the genetic changes related to McLeod neuroacanthocytosis syndrome ?
Mutations in the XK gene cause McLeod neuroacanthocytosis syndrome. The XK gene provides instructions for producing the XK protein, which carries the blood antigen Kx. Blood antigens are found on the surface of red blood cells and determine blood type. The XK protein is found in various tissues, particularly the brain,...
McLeod neuroacanthocytosis syndrome is primarily a neurological disorder that occurs almost exclusively in boys and men. This disorder affects movement in many parts of the body. People with McLeod neuroacanthocytosis syndrome also have abnormal star-shaped red blood cells (acanthocytosis). This condition is one of a g...
Is McLeod neuroacanthocytosis syndrome inherited ?
McLeod neuroacanthocytosis syndrome is inherited in an X-linked recessive pattern. The gene associated with this condition is located on the X chromosome, which is one of the two sex chromosomes. In males (who have only one X chromosome), one altered copy of the gene in each cell is sufficient to cause the condition. I...
McLeod neuroacanthocytosis syndrome is primarily a neurological disorder that occurs almost exclusively in boys and men. This disorder affects movement in many parts of the body. People with McLeod neuroacanthocytosis syndrome also have abnormal star-shaped red blood cells (acanthocytosis). This condition is one of a g...
What are the treatments for McLeod neuroacanthocytosis syndrome ?
These resources address the diagnosis or management of McLeod neuroacanthocytosis syndrome: - Gene Review: Gene Review: McLeod Neuroacanthocytosis Syndrome - Genetic Testing Registry: McLeod neuroacanthocytosis syndrome These resources from MedlinePlus offer information about the diagnosis and management of various...
Familial Mediterranean fever is an inherited condition characterized by recurrent episodes of painful inflammation in the abdomen, chest, or joints.  These episodes are often accompanied by fever and sometimes a rash or headache. Occasionally inflammation may occur in other parts of the body, such as the heart; the me...
What is (are) familial Mediterranean fever ?
Familial Mediterranean fever is an inherited condition characterized by recurrent episodes of painful inflammation in the abdomen, chest, or joints. These episodes are often accompanied by fever and sometimes a rash or headache. Occasionally inflammation may occur in other parts of the body, such as the heart; the memb...
Familial Mediterranean fever is an inherited condition characterized by recurrent episodes of painful inflammation in the abdomen, chest, or joints.  These episodes are often accompanied by fever and sometimes a rash or headache. Occasionally inflammation may occur in other parts of the body, such as the heart; the me...
How many people are affected by familial Mediterranean fever ?
Familial Mediterranean fever primarily affects populations originating in the Mediterranean region, particularly people of Armenian, Arab, Turkish, or Jewish ancestry. The disorder affects 1 in 200 to 1,000 people in these populations. It is less common in other populations.
Familial Mediterranean fever is an inherited condition characterized by recurrent episodes of painful inflammation in the abdomen, chest, or joints.  These episodes are often accompanied by fever and sometimes a rash or headache. Occasionally inflammation may occur in other parts of the body, such as the heart; the me...
What are the genetic changes related to familial Mediterranean fever ?
Mutations in the MEFV gene cause familial Mediterranean fever. The MEFV gene provides instructions for making a protein called pyrin (also known as marenostrin), which is found in white blood cells. This protein is involved in the immune system, helping to regulate the process of inflammation. Inflammation occurs when ...
Familial Mediterranean fever is an inherited condition characterized by recurrent episodes of painful inflammation in the abdomen, chest, or joints.  These episodes are often accompanied by fever and sometimes a rash or headache. Occasionally inflammation may occur in other parts of the body, such as the heart; the me...
Is familial Mediterranean fever inherited ?
Familial Mediterranean fever is almost always inherited in an autosomal recessive pattern, which means both copies of the MEFV gene in each cell have mutations. The parents of an individual with an autosomal recessive condition each carry one copy of the mutated gene, but they typically do not show signs and symptoms o...
Familial Mediterranean fever is an inherited condition characterized by recurrent episodes of painful inflammation in the abdomen, chest, or joints.  These episodes are often accompanied by fever and sometimes a rash or headache. Occasionally inflammation may occur in other parts of the body, such as the heart; the me...
What are the treatments for familial Mediterranean fever ?
These resources address the diagnosis or management of familial Mediterranean fever: - Gene Review: Gene Review: Familial Mediterranean Fever - Genetic Testing Registry: Familial Mediterranean fever These resources from MedlinePlus offer information about the diagnosis and management of various health conditions: ...
Congenital bilateral absence of the vas deferens occurs in males when the tubes that carry sperm out of the testes (the vas deferens) fail to develop properly. Although the testes usually develop and function normally, sperm cannot be transported through the vas deferens to become part of semen. As a result, men with...
What is (are) congenital bilateral absence of the vas deferens ?
Congenital bilateral absence of the vas deferens occurs in males when the tubes that carry sperm out of the testes (the vas deferens) fail to develop properly. Although the testes usually develop and function normally, sperm cannot be transported through the vas deferens to become part of semen. As a result, men with t...
Congenital bilateral absence of the vas deferens occurs in males when the tubes that carry sperm out of the testes (the vas deferens) fail to develop properly. Although the testes usually develop and function normally, sperm cannot be transported through the vas deferens to become part of semen. As a result, men with...
How many people are affected by congenital bilateral absence of the vas deferens ?
This condition is responsible for 1 percent to 2 percent of all infertility in men.