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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 |
How many people are affected by hyperlysinemia ? | The incidence of hyperlysinemia is unknown. | hyperlysinemia |
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 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 |
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... | hyperlysinemia |
What is (are) frontonasal dysplasia ? | Frontonasal dysplasia is a condition that results from abnormal development of the head and face before birth. People with frontonasal dysplasia have at least two of the following features: widely spaced eyes (ocular hypertelorism); a broad nose; a slit (cleft) in one or both sides of the nose; no nasal tip; a central ... | frontonasal dysplasia |
How many people are affected by frontonasal dysplasia ? | Frontonasal dysplasia is likely a rare condition; at least 100 cases have been reported in the scientific literature. | frontonasal dysplasia |
What are the genetic changes related to frontonasal dysplasia ? | Mutations in the ALX3 gene cause frontonasal dysplasia type 1, ALX4 gene mutations cause type 2, and ALX1 gene mutations cause type 3. These genes provide instructions for making proteins that are necessary for normal development, particularly of the head and face, before birth. The proteins produced from the ALX3, ALX... | frontonasal dysplasia |
Is frontonasal dysplasia inherited ? | When frontonasal dysplasia is caused by mutations in the ALX1 or ALX3 gene, it 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 d... | frontonasal dysplasia |
What are the treatments for frontonasal dysplasia ? | These resources address the diagnosis or management of frontonasal dysplasia: - Genetic Testing Registry: Frontonasal dysplasia 1 - Genetic Testing Registry: Frontonasal dysplasia 2 - Genetic Testing Registry: Frontonasal dysplasia 3 - KidsHealth from Nemours: Cleft Lip and Palate - MedlinePlus Encyclopedia: Head ... | frontonasal dysplasia |
What is (are) progressive familial heart block ? | Progressive familial heart block is a genetic condition that alters the normal beating of the heart. A normal heartbeat is controlled by electrical signals that move through the heart in a highly coordinated way. These signals begin in a specialized cluster of cells called the sinoatrial node (the heart's natural pacem... | progressive familial heart block |
How many people are affected by progressive familial heart block ? | The prevalence of progressive familial heart block is unknown. In the United States, about 1 in 5,000 individuals have complete heart block from any cause; worldwide, about 1 in 2,500 individuals have complete heart block. | progressive familial heart block |
What are the genetic changes related to progressive familial heart block ? | Mutations in the SCN5A and TRPM4 genes cause most cases of progressive familial heart block types IA and IB, respectively. The proteins produced from these genes are channels that allow positively charged atoms (cations) into and out of cells. Both channels are abundant in heart (cardiac) cells and play key roles in th... | progressive familial heart block |
Is progressive familial heart block inherited ? | Progressive familial heart block types I and II are inherited in an autosomal dominant pattern, which means one copy of an altered gene in each cell is sufficient to cause the disorder. Some people with TRPM4 gene mutations never develop the condition, a situation known as reduced penetrance. In most cases, an affecte... | progressive familial heart block |
What are the treatments for progressive familial heart block ? | These resources address the diagnosis or management of progressive familial heart block: - American Heart Association: Common Tests for Arrhythmia - Genetic Testing Registry: Progressive familial heart block type 1A - Genetic Testing Registry: Progressive familial heart block type 1B - Genetic Testing Registry: Pro... | progressive familial heart block |
What is (are) myasthenia gravis ? | Myasthenia gravis is a disorder that causes weakness of the skeletal muscles, which are muscles that the body uses for movement. The weakness most often starts in the muscles around the eyes, causing drooping of the eyelids (ptosis) and difficulty coordinating eye movements, which results in blurred or double vision. I... | myasthenia gravis |
How many people are affected by myasthenia gravis ? | Myasthenia gravis affects about 20 per 100,000 people worldwide. The prevalence has been increasing in recent decades, which likely results from earlier diagnosis and better treatments leading to longer lifespans for affected individuals. | myasthenia gravis |
What are the genetic changes related to myasthenia gravis ? | Researchers believe that variations in particular genes may increase the risk of myasthenia gravis, but the identity of these genes is unknown. Many factors likely contribute to the risk of developing this complex disorder. Myasthenia gravis is an autoimmune disorder, which occurs when the immune system malfunctions a... | myasthenia gravis |
Is myasthenia gravis inherited ? | In most cases, myasthenia gravis is not inherited and occurs in people with no history of the disorder in their family. About 3 to 5 percent of affected individuals have other family members with myasthenia gravis or other autoimmune disorders, but the inheritance pattern is unknown. | myasthenia gravis |
What are the treatments for myasthenia gravis ? | These resources address the diagnosis or management of myasthenia gravis: - Cleveland Clinic - Genetic Testing Registry: Myasthenia gravis - Genetic Testing Registry: Myasthenia gravis with thymus hyperplasia - MedlinePlus Encyclopedia: Acetylcholine Receptor Antibody - MedlinePlus Encyclopedia: Tensilon Test Th... | myasthenia gravis |
What is (are) prostate cancer ? | Prostate cancer is a common disease that affects men, usually in middle age or later. In this disorder, certain cells in the prostate become abnormal and multiply without control or order to form a tumor. The prostate is a gland that surrounds the male urethra and helps produce semen, the fluid that carries sperm. Ear... | prostate cancer |
How many people are affected by prostate cancer ? | About 1 in 7 men will be diagnosed with prostate cancer at some time during their life. In addition, studies indicate that many older men have undiagnosed prostate cancer that is non-aggressive and unlikely to cause symptoms or affect their lifespan. While most men who are diagnosed with prostate cancer do not die from... | prostate cancer |
What are the genetic changes related to prostate cancer ? | Cancers occur when genetic mutations build up in critical genes, specifically those that control cell growth and division or the repair of damaged DNA. These changes allow cells to grow and divide uncontrollably to form a tumor. In most cases of prostate cancer, these genetic changes are acquired during a man's lifetim... | prostate cancer |
Is prostate cancer inherited ? | Many cases of prostate cancer are not related to inherited gene changes. These cancers are associated with somatic mutations that occur only in certain cells in the prostate. When prostate cancer is related to inherited gene changes, the way that cancer risk is inherited depends on the gene involved. For example, muta... | prostate cancer |
What are the treatments for prostate cancer ? | These resources address the diagnosis or management of prostate cancer: - American College of Radiology: Prostate Cancer Radiation Treatment - Genetic Testing Registry: Familial prostate cancer - Genetic Testing Registry: Prostate cancer, hereditary, 2 - MedlinePlus Encyclopedia: Prostate Brachytherapy - MedlinePl... | prostate cancer |
What is (are) essential thrombocythemia ? | Essential thrombocythemia is a condition characterized by an increased number of platelets (thrombocythemia). Platelets (thrombocytes) are blood cell fragments involved in blood clotting. While some people with this condition have no symptoms, others develop problems associated with the excess platelets. Abnormal bloo... | essential thrombocythemia |
How many people are affected by essential thrombocythemia ? | Essential thrombocythemia affects an estimated 1 to 24 per 1 million people worldwide. | essential thrombocythemia |
What are the genetic changes related to essential thrombocythemia ? | The JAK2 and CALR genes are the most commonly mutated genes in essential thrombocythemia. The MPL, THPO, and TET2 genes can also be altered in this condition. The JAK2, MPL, and THPO genes provide instructions for making proteins that promote the growth and division (proliferation) of blood cells. The CALR gene provide... | essential thrombocythemia |
Is essential thrombocythemia inherited ? | Most cases of essential thrombocythemia are not inherited. Instead, the condition arises from gene mutations that occur in early blood-forming cells after conception. These alterations are called somatic mutations. Less commonly, essential thrombocythemia is inherited in an autosomal dominant pattern, which means one ... | essential thrombocythemia |
What are the treatments for essential thrombocythemia ? | These resources address the diagnosis or management of essential thrombocythemia: - Cleveland Clinic: Thrombocytosis - Genetic Testing Registry: Essential thrombocythemia - Merck Manual for Health Care Professionals: Essential Thrombocythemia These resources from MedlinePlus offer information about the diagnosis a... | essential thrombocythemia |
What is (are) X-linked infantile nystagmus ? | X-linked infantile nystagmus is a condition characterized by abnormal eye movements. Nystagmus is a term that refers to involuntary side-to-side movements of the eyes. In people with this condition, nystagmus is present at birth or develops within the first six months of life. The abnormal eye movements may worsen when... | X-linked infantile nystagmus |
How many people are affected by X-linked infantile nystagmus ? | The incidence of all forms of infantile nystagmus is estimated to be 1 in 5,000 newborns; however, the precise incidence of X-linked infantile nystagmus is unknown. | X-linked infantile nystagmus |
What are the genetic changes related to X-linked infantile nystagmus ? | Mutations in the FRMD7 gene cause X-linked infantile nystagmus. The FRMD7 gene provides instructions for making a protein whose exact function is unknown. This protein is found mostly in areas of the brain that control eye movement and in the light-sensitive tissue at the back of the eye (retina). Research suggests tha... | X-linked infantile nystagmus |
Is X-linked infantile nystagmus inherited ? | This condition is inherited in an X-linked pattern. A condition is considered X-linked if the mutated gene that causes the disorder is located on the X chromosome, one of the two sex chromosomes in each cell. In males (who have only one X chromosome), one altered copy of the gene in each cell is sufficient to cause the... | X-linked infantile nystagmus |
What are the treatments for X-linked infantile nystagmus ? | These resources address the diagnosis or management of X-linked infantile nystagmus: - Gene Review: Gene Review: FRMD7-Related Infantile Nystagmus - Genetic Testing Registry: Infantile nystagmus, X-linked - MedlinePlus Encyclopedia: Nystagmus These resources from MedlinePlus offer information about the diagnosis a... | X-linked infantile nystagmus |
What is (are) primary carnitine deficiency ? | Primary carnitine deficiency is a condition that prevents the body from using certain fats for energy, particularly during periods without food (fasting). Carnitine, a natural substance acquired mostly through the diet, is used by cells to process fats and produce energy. Signs and symptoms of primary carnitine defici... | primary carnitine deficiency |
How many people are affected by primary carnitine deficiency ? | The incidence of primary carnitine deficiency in the general population is approximately 1 in 100,000 newborns. In Japan, this disorder affects 1 in every 40,000 newborns. | primary carnitine deficiency |
What are the genetic changes related to primary carnitine deficiency ? | Mutations in the SLC22A5 gene cause primary carnitine deficiency. This gene provides instructions for making a protein called OCTN2 that transports carnitine into cells. Cells need carnitine to bring certain types of fats (fatty acids) into mitochondria, which are the energy-producing centers within cells. Fatty acids ... | primary carnitine deficiency |
Is primary carnitine deficiency inherited ? | Primary carnitine deficiency is inherited in an autosomal recessive pattern, which means both copies of the gene in each cell have mutations. Most often, the parents of an individual with an autosomal recessive disorder are carriers, which means they each carry one copy of the mutated gene. Carriers of SLC22A5 gene mut... | primary carnitine deficiency |
What are the treatments for primary carnitine deficiency ? | These resources address the diagnosis or management of primary carnitine deficiency: - Baby's First Test - Gene Review: Gene Review: Systemic Primary Carnitine Deficiency - Genetic Testing Registry: Renal carnitine transport defect - The Linus Pauling Institute: L-Carnitine These resources from MedlinePlus offer ... | primary carnitine deficiency |
What is (are) septo-optic dysplasia ? | Septo-optic dysplasia is a disorder of early brain development. Although its signs and symptoms vary, this condition is traditionally defined by three characteristic features: underdevelopment (hypoplasia) of the optic nerves, abnormal formation of structures along the midline of the brain, and pituitary hypoplasia. T... | septo-optic dysplasia |
How many people are affected by septo-optic dysplasia ? | Septo-optic dysplasia has a reported incidence of 1 in 10,000 newborns. | septo-optic dysplasia |
What are the genetic changes related to septo-optic dysplasia ? | In most cases of septo-optic dysplasia, the cause of the disorder is unknown. Researchers suspect that a combination of genetic and environmental factors may play a role in causing this disorder. Proposed environmental risk factors include viral infections, specific medications, and a disruption in blood flow to certai... | septo-optic dysplasia |
Is septo-optic dysplasia inherited ? | Septo-optic dysplasia is usually sporadic, which means that the condition typically occurs in people with no history of the disorder in their family. Less commonly, septo-optic dysplasia has been found to run in families. Most familial cases appear to have an autosomal recessive pattern of inheritance, which means tha... | septo-optic dysplasia |
What are the treatments for septo-optic dysplasia ? | These resources address the diagnosis or management of septo-optic dysplasia: - Genetic Testing Registry: Septo-optic dysplasia sequence - MedlinePlus Encyclopedia: Growth Hormone Deficiency - MedlinePlus Encyclopedia: Hypopituitarism These resources from MedlinePlus offer information about the diagnosis and manag... | septo-optic dysplasia |
What is (are) Fanconi anemia ? | Fanconi anemia is a condition that affects many parts of the body. People with this condition may have bone marrow failure, physical abnormalities, organ defects, and an increased risk of certain cancers. The major function of bone marrow is to produce new blood cells. These include red blood cells, which carry oxygen... | Fanconi anemia |
How many people are affected by Fanconi anemia ? | Fanconi anemia occurs in 1 in 160,000 individuals worldwide. This condition is more common among people of Ashkenazi Jewish descent, the Roma population of Spain, and black South Africans. | Fanconi anemia |
What are the genetic changes related to Fanconi anemia ? | Mutations in at least 15 genes can cause Fanconi anemia. Proteins produced from these genes are involved in a cell process known as the FA pathway. The FA pathway is turned on (activated) when the process of making new copies of DNA, called DNA replication, is blocked due to DNA damage. The FA pathway sends certain pro... | Fanconi anemia |
Is Fanconi anemia inherited ? | Fanconi anemia is most often 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. Very... | Fanconi anemia |
What are the treatments for Fanconi anemia ? | These resources address the diagnosis or management of Fanconi anemia: - Cincinnati Children's Hospital: Fanconi Anemia Comprehensive Care Center - Fanconi Anemia Research Fund: Fanconi Anemia Guidelines for Diagnosis and Management - Gene Review: Gene Review: Fanconi Anemia - Genetic Testing Registry: Fanconi anem... | Fanconi anemia |
What is (are) familial hemophagocytic lymphohistiocytosis ? | Familial hemophagocytic lymphohistiocytosis is a disorder in which the immune system produces too many activated immune cells (lymphocytes) called T cells, natural killer cells, B cells, and macrophages (histiocytes). Excessive amounts of immune system proteins called cytokines are also produced. This overactivation of... | familial hemophagocytic lymphohistiocytosis |
How many people are affected by familial hemophagocytic lymphohistiocytosis ? | Familial hemophagocytic lymphohistiocytosis occurs in approximately 1 in 50,000 individuals worldwide. | familial hemophagocytic lymphohistiocytosis |
What are the genetic changes related to familial hemophagocytic lymphohistiocytosis ? | Familial hemophagocytic lymphohistiocytosis may be caused by mutations in any of several genes. These genes provide instructions for making proteins that help destroy or deactivate lymphocytes that are no longer needed. By controlling the number of activated lymphocytes, these genes help regulate immune system function... | familial hemophagocytic lymphohistiocytosis |
Is familial hemophagocytic lymphohistiocytosis 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. | familial hemophagocytic lymphohistiocytosis |
What are the treatments for familial hemophagocytic lymphohistiocytosis ? | These resources address the diagnosis or management of familial hemophagocytic lymphohistiocytosis: - Gene Review: Gene Review: Hemophagocytic Lymphohistiocytosis, Familial - Genetic Testing Registry: Familial hemophagocytic lymphohistiocytosis - Genetic Testing Registry: Hemophagocytic lymphohistiocytosis, familial... | familial hemophagocytic lymphohistiocytosis |
What is (are) Brody myopathy ? | Brody myopathy is a condition that affects the skeletal muscles, which are the muscles used for movement. Affected individuals experience muscle cramping and stiffening after exercise or other strenuous activity, especially in cold temperatures. These symptoms typically begin in childhood. They are usually painless, bu... | Brody myopathy |
How many people are affected by Brody myopathy ? | Brody myopathy is a rare condition, although its exact prevalence is unknown. | Brody myopathy |
What are the genetic changes related to Brody myopathy ? | Mutations in the ATP2A1 gene cause Brody myopathy. The ATP2A1 gene provides instructions for making an enzyme called sarco(endo)plasmic reticulum calcium-ATPase 1 (SERCA1). The SERCA1 enzyme is found in skeletal muscle cells, specifically in the membrane of a structure called the sarcoplasmic reticulum. This structure ... | Brody myopathy |
Is Brody myopathy inherited ? | Brody myopathy is usually 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. Some peo... | Brody myopathy |
What are the treatments for Brody myopathy ? | These resources address the diagnosis or management of Brody myopathy: - Genetic Testing Registry: Brody myopathy - New York Presbyterian Hospital: Myopathy These resources from MedlinePlus offer information about the diagnosis and management of various health conditions: - Diagnostic Tests - Drug Therapy - Surg... | Brody myopathy |
What is (are) Ollier disease ? | Ollier disease is a disorder characterized by multiple enchondromas, which are noncancerous (benign) growths of cartilage that develop within the bones. These growths most commonly occur in the limb bones, especially in the bones of the hands and feet; however, they may also occur in the skull, ribs, and bones of the s... | Ollier disease |
How many people are affected by Ollier disease ? | Ollier disease is estimated to occur in 1 in 100,000 people. | Ollier disease |
What are the genetic changes related to Ollier disease ? | In most people with Ollier disease, the disorder is caused by mutations in the IDH1 or IDH2 gene. These genes provide instructions for making enzymes called isocitrate dehydrogenase 1 and isocitrate dehydrogenase 2, respectively. These enzymes convert a compound called isocitrate to another compound called 2-ketoglutar... | Ollier disease |
Is Ollier disease inherited ? | Ollier disease is not inherited. The mutations that cause this disorder are somatic, which means they occur during a person's lifetime. A somatic mutation occurs in a single cell. As that cell continues to grow and divide, the cells derived from it also have the same mutation. In Ollier disease, the mutation is thought... | Ollier disease |
What are the treatments for Ollier disease ? | These resources address the diagnosis or management of Ollier disease: - Genetic Testing Registry: Enchondromatosis These resources from MedlinePlus offer information about the diagnosis and management of various health conditions: - Diagnostic Tests - Drug Therapy - Surgery and Rehabilitation - Genetic Counseli... | Ollier disease |
What is (are) factor XIII deficiency ? | Factor XIII deficiency is a rare bleeding disorder. Researchers have identified an inherited form and a less severe form that is acquired during a person's lifetime. Signs and symptoms of inherited factor XIII deficiency begin soon after birth, usually with abnormal bleeding from the umbilical cord stump. If the condi... | factor XIII deficiency |
How many people are affected by factor XIII deficiency ? | Inherited factor XIII deficiency affects 1 to 3 per million people worldwide. Researchers suspect that mild factor XIII deficiency, including the acquired form of the disorder, is underdiagnosed because many affected people never have a major episode of abnormal bleeding that would lead to a diagnosis. | factor XIII deficiency |
What are the genetic changes related to factor XIII deficiency ? | Inherited factor XIII deficiency results from mutations in the F13A1 gene or, less commonly, the F13B gene. These genes provide instructions for making the two parts (subunits) of a protein called factor XIII. This protein plays a critical role in the coagulation cascade, which is a series of chemical reactions that fo... | factor XIII deficiency |
Is factor XIII deficiency inherited ? | Inherited factor XIII deficiency is considered to have an autosomal recessive pattern of inheritance, which means that it results when both copies of either the F13A1 gene or the F13B gene in each cell have mutations. Some people, including parents of individuals with factor XIII deficiency, carry a single mutated cop... | factor XIII deficiency |
What are the treatments for factor XIII deficiency ? | These resources address the diagnosis or management of factor XIII deficiency: - Genetic Testing Registry: Factor xiii, a subunit, deficiency of - Genetic Testing Registry: Factor xiii, b subunit, deficiency of These resources from MedlinePlus offer information about the diagnosis and management of various health c... | factor XIII deficiency |
What is (are) Prader-Willi syndrome ? | Prader-Willi syndrome is a complex genetic condition that affects many parts of the body. In infancy, this condition is characterized by weak muscle tone (hypotonia), feeding difficulties, poor growth, and delayed development. Beginning in childhood, affected individuals develop an insatiable appetite, which leads to c... | Prader-Willi syndrome |
How many people are affected by Prader-Willi syndrome ? | Prader-Willi syndrome affects an estimated 1 in 10,000 to 30,000 people worldwide. | Prader-Willi syndrome |
What are the genetic changes related to Prader-Willi syndrome ? | Prader-Willi syndrome is caused by the loss of function of genes in a particular region of chromosome 15. People normally inherit one copy of this chromosome from each parent. Some genes are turned on (active) only on the copy that is inherited from a person's father (the paternal copy). This parent-specific gene activ... | Prader-Willi syndrome |
Is Prader-Willi syndrome inherited ? | Most cases of Prader-Willi syndrome are not inherited, particularly those caused by a deletion in the paternal chromosome 15 or by maternal uniparental disomy. These genetic changes occur as random events during the formation of reproductive cells (eggs and sperm) or in early embryonic development. Affected people typi... | Prader-Willi syndrome |
What are the treatments for Prader-Willi syndrome ? | These resources address the diagnosis or management of Prader-Willi syndrome: - Gene Review: Gene Review: Prader-Willi Syndrome - Genetic Testing Registry: Prader-Willi syndrome - MedlinePlus Encyclopedia: Hypotonia - MedlinePlus Encyclopedia: Prader-Willi Syndrome These resources from MedlinePlus offer informati... | Prader-Willi syndrome |
What is (are) rheumatoid arthritis ? | Rheumatoid arthritis is a disease that causes chronic abnormal inflammation, primarily affecting the joints. The most common signs and symptoms are pain, swelling, and stiffness of the joints. Small joints in the hands and feet are involved most often, although larger joints (such as the shoulders, hips, and knees) may... | rheumatoid arthritis |
How many people are affected by rheumatoid arthritis ? | Rheumatoid arthritis affects about 1.3 million adults in the United States. Worldwide, it is estimated to occur in up to 1 percent of the population. The disease is two to three times more common in women than in men, which may be related to hormonal factors. | rheumatoid arthritis |
What are the genetic changes related to rheumatoid arthritis ? | Rheumatoid arthritis probably results from a combination of genetic and environmental factors, many of which are unknown. Rheumatoid arthritis is classified as an autoimmune disorder, one of a large group of conditions that occur when the immune system attacks the body's own tissues and organs. In people with rheumato... | rheumatoid arthritis |
Is rheumatoid arthritis inherited ? | The inheritance pattern of rheumatoid arthritis is unclear because many genetic and environmental factors appear to be involved. However, having a close relative with rheumatoid arthritis likely increases a person's risk of developing the condition. | rheumatoid arthritis |
What are the treatments for rheumatoid arthritis ? | These resources address the diagnosis or management of rheumatoid arthritis: - American College of Rheumatology: ACR-Endorsed Criteria for Rheumatic Diseases - American College of Rheumatology: Treatment for Rheumatic Diseases - Genetic Testing Registry: Rheumatoid arthritis These resources from MedlinePlus offer ... | rheumatoid arthritis |
What is (are) myopathy with deficiency of iron-sulfur cluster assembly enzyme ? | Myopathy with deficiency of iron-sulfur cluster assembly enzyme is an inherited disorder that primarily affects muscles used for movement (skeletal muscles). This condition does not usually affect other types of muscle, such as the heart (cardiac) muscle. From early childhood, affected individuals experience extreme f... | myopathy with deficiency of iron-sulfur cluster assembly enzyme |
How many people are affected by myopathy with deficiency of iron-sulfur cluster assembly enzyme ? | This condition has been reported in several families of northern Swedish ancestry. | myopathy with deficiency of iron-sulfur cluster assembly enzyme |
What are the genetic changes related to myopathy with deficiency of iron-sulfur cluster assembly enzyme ? | Myopathy with deficiency of iron-sulfur cluster assembly enzyme is caused by mutations in the ISCU gene. This gene provides instructions for making a protein called the iron-sulfur cluster assembly enzyme. As its name suggests, this enzyme is involved in the formation of clusters of iron and sulfur atoms (Fe-S clusters... | myopathy with deficiency of iron-sulfur cluster assembly enzyme |
Is myopathy with deficiency of iron-sulfur cluster assembly enzyme 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. | myopathy with deficiency of iron-sulfur cluster assembly enzyme |
What are the treatments for myopathy with deficiency of iron-sulfur cluster assembly enzyme ? | These resources address the diagnosis or management of myopathy with deficiency of iron-sulfur cluster assembly enzyme: - Gene Review: Gene Review: Myopathy with Deficiency of ISCU - Genetic Testing Registry: Myopathy with lactic acidosis, hereditary - MedlinePlus Encyclopedia: Rhabdomyolysis These resources from ... | myopathy with deficiency of iron-sulfur cluster assembly enzyme |
What is (are) 48,XXYY syndrome ? | 48,XXYY syndrome is a chromosomal condition that causes medical and behavioral problems in males. 48,XXYY disrupts male sexual development. Adolescent and adult males with this condition typically have small testes that do not produce enough testosterone, which is the hormone that directs male sexual development. A sh... | 48,XXYY syndrome |
How many people are affected by 48,XXYY syndrome ? | 48,XXYY syndrome is estimated to affect 1 in 18,000 to 50,000 males. | 48,XXYY syndrome |
What are the genetic changes related to 48,XXYY syndrome ? | 48,XXYY syndrome is a condition related to the X and Y chromosomes (the sex chromosomes). People normally have 46 chromosomes in each cell. Two of the 46 chromosomes, known as X and Y, are called sex chromosomes because they help determine whether a person will develop male or female sex characteristics. Females typica... | 48,XXYY syndrome |
Is 48,XXYY syndrome inherited ? | This condition is not inherited; it usually occurs as a random event during the formation of reproductive cells (eggs and sperm). An error in cell division called nondisjunction results in a reproductive cell with an abnormal number of chromosomes. In 48,XXYY syndrome, the extra sex chromosomes almost always come from ... | 48,XXYY syndrome |
What are the treatments for 48,XXYY syndrome ? | These resources address the diagnosis or management of 48,XXYY syndrome: - Genetic Testing Registry: XXYY syndrome These resources from MedlinePlus offer information about the diagnosis and management of various health conditions: - Diagnostic Tests - Drug Therapy - Surgery and Rehabilitation - Genetic Counselin... | 48,XXYY syndrome |
What is (are) hyperparathyroidism-jaw tumor syndrome ? | Hyperparathyroidism-jaw tumor syndrome is a condition characterized by overactivity of the parathyroid glands (hyperparathyroidism). The four parathyroid glands are located in the neck and secrete a hormone that regulates the body's use of calcium. Hyperparathyroidism disrupts the normal balance of calcium in the blood... | hyperparathyroidism-jaw tumor syndrome |
How many people are affected by hyperparathyroidism-jaw tumor syndrome ? | The exact prevalence of hyperparathyroidism-jaw tumor syndrome is unknown. Approximately 200 cases have been reported in the medical literature. | hyperparathyroidism-jaw tumor syndrome |
What are the genetic changes related to hyperparathyroidism-jaw tumor syndrome ? | Mutations in the CDC73 gene (also known as the HRPT2 gene) cause hyperparathyroidism-jaw tumor syndrome. The CDC73 gene provides instructions for making a protein called parafibromin. This protein is found throughout the body and is likely involved in gene transcription, which is the first step in protein production. P... | hyperparathyroidism-jaw tumor syndrome |
Is hyperparathyroidism-jaw tumor 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. | hyperparathyroidism-jaw tumor syndrome |
What are the treatments for hyperparathyroidism-jaw tumor syndrome ? | These resources address the diagnosis or management of hyperparathyroidism-jaw tumor syndrome: - Gene Review: Gene Review: CDC73-Related Disorders - Genetic Testing Registry: Hyperparathyroidism 2 - MedlinePlus Encyclopedia: Hyperparathyroidism These resources from MedlinePlus offer information about the diagnosis... | hyperparathyroidism-jaw tumor syndrome |
What is (are) hereditary hypophosphatemic rickets ? | Hereditary hypophosphatemic rickets is a disorder related to low levels of phosphate in the blood (hypophosphatemia). Phosphate is a mineral that is essential for the normal formation of bones and teeth. In most cases, the signs and symptoms of hereditary hypophosphatemic rickets begin in early childhood. The features... | hereditary hypophosphatemic rickets |
How many people are affected by hereditary hypophosphatemic rickets ? | X-linked hypophosphatemic rickets is the most common form of rickets that runs in families. It affects about 1 in 20,000 newborns. Each of the other forms of hereditary hypophosphatemic rickets has been identified in only a few families. | hereditary hypophosphatemic rickets |
What are the genetic changes related to hereditary hypophosphatemic rickets ? | Hereditary hypophosphatemic rickets can result from mutations in several genes. Mutations in the PHEX gene, which are responsible for X-linked hypophosphatemic rickets, occur most frequently. Mutations in other genes cause the less common forms of the condition. Hereditary hypophosphatemic rickets is characterized by ... | hereditary hypophosphatemic rickets |
Is hereditary hypophosphatemic rickets inherited ? | Hereditary hypophosphatemic rickets can have several patterns of inheritance. When the condition results from mutations in the PHEX gene, it is inherited in an X-linked dominant pattern. The PHEX gene is located on the X chromosome, which is one of the two sex chromosomes. In females (who have two X chromosomes), a mut... | hereditary hypophosphatemic rickets |
What are the treatments for hereditary hypophosphatemic rickets ? | These resources address the diagnosis or management of hereditary hypophosphatemic rickets: - Gene Review: Gene Review: X-Linked Hypophosphatemia - Genetic Testing Registry: Autosomal dominant hypophosphatemic rickets - Genetic Testing Registry: Autosomal recessive hypophosphatemic bone disease - Genetic Testing Re... | hereditary hypophosphatemic rickets |
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