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Celiac disease is a common disorder. Its prevalence has been estimated at about 1 in 100 people worldwide.
Inclusion body myositis (IBM) is an inflammatory myopathy that is characterized by chronic, progressive muscle inflammation and muscle weakness. Symptoms usually begin after the age of 50, although the condition can occur earlier. The onset of muscle weakness usually occurs over months or years. This condition affects ...
To diagnose foodborne illnesses, health care providers ask about symptoms, foods and beverages recently consumed, and medical history. Health care providers will also perform a physical examination to look for signs of illness. Diagnostic tests for foodborne illnesses may include a stool culture, in wh...
Researchers continue to look at new ways to combine, schedule, and sequence the use of chemotherapy, surgery, and radiation to treat lung cancer. Today, some of the most promising treatment approaches incorporate precision medicine. This approach first looks to see what genes may be mutated that are causing the cancer,...
The site and type of brachial plexus injury determines the prognosis. For avulsion and rupture injuries, there is no potential for recovery unless surgical reconnection is made in a timely manner. The potential for recovery varies for neuroma and neuropraxia injuries. Most individuals with neuropraxia injuries recover ...
Summary : Antibiotics are medicines that fight bacterial infections. Used properly, they can save lives. But there is a growing problem of antibiotic resistance. It happens when bacteria change and become able to resist the effects of an antibiotic. Using antibiotics can lead to resistance. Each time you take antib...
Generalized pustular psoriasis is a severe inflammatory skin condition that can be life-threatening. Affected people develop episodes of red and tender skin with widespread pustules throughout their body. This is generally accompanied by fever, chills, headache, rapid pulse rate, loss of appetite, nausea and muscle wea...
X-linked lissencephaly with abnormal genitalia (XLAG) is a condition that affects the development of the brain and genitalia. It occurs most often in males. XLAG is characterized by abnormal brain development that results in the brain having a smooth appearance (lissencephaly) instead of its normal folds and grooves. ...
These resources address the diagnosis or management of LAM: - Canadian Lung Association - Genetic Testing Registry: Lymphangiomyomatosis - Merck Manual for Healthcare Professionals - National Heart, Lung, and Blood Institute: How is LAM Diagnosed? - National Heart, Lung, and Blood Institute: How is LAM Treated? ...
Abdominal adhesions that do not cause symptoms generally do not require treatment. Surgery is the only way to treat abdominal adhesions that cause pain, intestinal obstruction, or fertility problems. More surgery, however, carries the risk of additional abdominal adhesions. People should speak with their health care pr...
Primary carnitine deficiency is a genetic condition that prevents the body from using certain fats for energy, particularly during periods without food (fasting). The nature and severity of signs and symptoms may vary, but they most often appear during infancy or early childhood and can include severe brain dysfunction...
Mutations in the CTSA gene cause all forms of galactosialidosis. The CTSA gene provides instructions for making a protein called cathepsin A, which is active in cellular compartments called lysosomes. These compartments contain enzymes that digest and recycle materials when they are no longer needed. Cathepsin A works ...
Complex regional pain syndrome (CRPS) is a chronic pain condition that mainly affects the arms, legs, hands, and feet, but may involve the entire body. CRPS symptoms often begin after an injury. The main feature of CRPS is continuous, intense pain that is out of proportion to the severity of the injury. The pain gets w...
The cornea and lens of your eye helps you focus. Refractive errors are vision problems that happen when the shape of the eye keeps you from focusing well. The cause could be the length of the eyeball (longer or shorter), changes in the shape of the cornea, or aging of the lens. Four common refractive errors are ...
This condition is inherited in an X-linked recessive pattern. The MED12 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 copy of the gene in each cell is sufficient to cause the condition. In females (who have two X chromosomes), a muta...
This condition 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. In females (who have t...
Is Tourette syndrome inherited? Evidence from twin and family studies suggests that Tourette syndrome is an inherited disorder. Although early family studies suggested an autosomal dominant mode of inheritance (an autosomal dominant disorder is one in which only one copy of the defective gene, inherited from one parent...
How might dentinogenesis imperfecta be treated? The aims of treatment are to remove sources of infection or pain, restore aesthetics and protect posterior teeth from wear. Treatment varies according to the age of the patient, severity of the problem and the presenting complaint. Crowns, caps or other forms of dental ca...
Duane syndrome is a disorder of eye movement. This condition prevents outward movement of the eye (toward the ear), and in some cases may also limit inward eye movement (toward the nose). As the eye moves inward, the eyelids partially close and the eyeball pulls back (retracts) into its socket. Usually only one eye is ...
What are the signs and symptoms of Achromatopsia 3? The Human Phenotype Ontology provides the following list of signs and symptoms for Achromatopsia 3. If the information is available, the table below includes how often the symptom is seen in people with this condition. You can use the MedlinePlus Medical Dictionary to...
Nonsyndromic holoprosencephaly accounts for approximately 25 to 50 percent of all cases of holoprosencephaly, which affects an estimated 1 in 10,000 newborns.
How might urachal cancer be treated? Surgical resection in the form of partial (segmental) or radical cystoprostatectomy is the main form of treatment. However, similar results are seen with a conservative surgery that involves partial cystectomy with umbilicotomy and removal of the urachus. The role of chemotherapy an...
Peoples eating habits and diet affect the amount of gas they have. For example, eating and drinking too fast may increase the amount of air swallowed, and foods that contain carbohydrates may cause some people to have more gas. Tracking eating habits and symptoms can help identify the foods that cause ...
Health disparities refer to differences in the health status of different groups of people. Some groups of people have higher rates of certain diseases, and more deaths and suffering from them, compared to others. These groups may be based on - Race - Ethnicity - Immigrant status - Disability - Sex or...
The coronary arteries bring blood to your heart. If plaque builds up in these arteries, the blood may not be able to bring enough oxygen to the heart muscle. This is called coronary heart disease.
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.
Usher syndrome is thought to be responsible for 3 percent to 6 percent of all childhood deafness and about 50 percent of deaf-blindness in adults. Usher syndrome type I is estimated to occur in at least 4 per 100,000 people. It may be more common in certain ethnic populations, such as people with Ashkenazi (central and...
How is Cornelia de Lange syndrome diagnosed? A diagnosis of Cornelia de Lange syndrome (CdLS) is generally based on the presence of characteristic signs and symptoms during a thorough medical evaluation. In some cases, genetic testing can be ordered to confirm the diagnosis; however, it may not be informative in all pe...
These resources address the diagnosis or management of spastic paraplegia type 7: - Gene Review: Gene Review: Hereditary Spastic Paraplegia Overview - Gene Review: Gene Review: Spastic Paraplegia 7 - Genetic Testing Registry: Spastic paraplegia 7 - Spastic Paraplegia Foundation, Inc.: Treatments and Therapies The...
Most cases of 6q24-related transient neonatal diabetes mellitus are not inherited, particularly those caused by paternal uniparental disomy. In these cases, genetic changes occur as random events during the formation of reproductive cells (eggs and sperm) or in early embryonic development. Affected people typically hav...
Summary : Sports can be a great way to get in shape or stay that way. Having a specific goal can be a great motivator. Physically, you need strength and endurance. Your training will vary with your sport. You would not train the same way for pole vaulting as for swimming. You might, however, cross train. Cross training...
To prevent heart valve disease caused by rheumatic fever, see your doctor if you have signs of a strep infection. These signs include a painful sore throat, fever, and white spots on your tonsils. If you do have a strep infection, be sure to take all medicines prescribed to treat it. Prompt treatment of strep infection...
Is neurofibromatosis inherited? Neurofibromatosis is inherited in an autosomal dominant manner. This means that to be affected, a person only needs a change (mutation) in one copy of the responsible gene in each cell. In some cases, an affected person inherits the mutation from an affected parent. Other cases may resul...
Learning disorders affect how a person understands, remembers and responds to new information. People with learning disorders may have problems - Listening or paying attention - Speaking - Reading or writing - Doing math Although learning disorders occur in very young children, they are usually not...
Certain factors affect the prognosis (chance of recovery) and treatment options. The prognosis (chance of recovery) and treatment options depend on the following: - The stage of the cancer (whether the cancer has spread from the gallbladder to other places in the body). - Whether the cancer can be completel...
Obesity, other treatable diseases, and some medications can cause raised intracranial pressure and symptoms of pseudotumor cerebri. A thorough medical history and physical examination is needed to evaluate these factors. If a diagnosis of pseudotumor cerebri is confirmed, close, repeated ophthalmologic exams are requir...
Mutations in the GATM gene cause arginine:glycine amidinotransferase deficiency. The GATM gene provides instructions for making the enzyme arginine:glycine amidinotransferase. This enzyme participates in the two-step production (synthesis) of the compound creatine from the protein building blocks (amino acids) glycine,...
VODI results from mutations in the SP110 gene. This gene provides instructions for making a protein called SP110 nuclear body protein, which is involved in the normal function of the immune system. This protein likely helps regulate the activity of genes needed for the body's immune response to foreign invaders (such a...
Mannose-binding lectin deficiency is a condition that affects the immune system. People with this condition have low levels of an immune system protein called mannose-binding lectin in their blood. These individuals are prone to recurrent infections, including infections of the upper respiratory tract and other body sy...
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.
At the beginning of the illness, children with hemolytic uremic syndrome may need IV nutrition or supplements to help maintain fluid balance in the body. Some children may need to follow a low-salt diet to help prevent swelling and high blood pressure. Health care providers will encourage children with...
The pericardium is a membrane, or sac, that surrounds your heart. It holds the heart in place and helps it work properly. Problems with the pericardium include - Pericarditis - an inflammation of the sac. It can be from a virus or other infection, a heart attack, heart surgery, other medical conditions, injuries,...
The prevalence of CAID is unknown. At least 17 affected individuals have been described in the medical literature.
Each spring, summer, and fall, trees, weeds, and grasses release tiny pollen grains into the air. Some of the pollen ends up in your nose and throat. This can trigger a type of allergy called hay fever. Symptoms can include - Sneezing, often with a runny or clogged nose - Coughing and postnasal drip - It...
Summary : No matter how well you have prepared, you might feel dazed or numb after going through a disaster. You may also feel sad, helpless, or anxious. In spite of the tragedy, you might just feel happy to be alive. It is not unusual to have bad memories or dreams. You may avoid places or people that remind you of...
Scientists are rapidly learning how harmful insults, a critical nutritional deficiency, or exposure to an environmental insult at various stages of pregnancy can lead to developmental disorders. Research projects currently underway include a study to evaluate increased risk of neural tube defects and various other cong...
Tests that examine the penis are used to detect (find) and diagnose penile cancer. The following tests and procedures may be used: - Physical exam and history : An exam of the body to check general signs of health, including checking the penis for signs of disease, such as lumps or anything else that seems un...
How might MECP2 duplication syndrome be treated? Because MECP2 duplication syndrome affects many different systems of the body, medical management is often provided by a team of doctors and other healthcare professionals. Treatment for this condition varies based on the signs and symptoms present in each person. For ex...
Medullary sponge kidney, also known as Cacchi-Ricci disease, is a birth defect where changes occur in the tubules, or tiny tubes, inside a fetus kidneys. In a normal kidney, urine flows through these tubules as the kidney is being formed during a fetus growth. In medullary sponge kidney, tiny, fluid-fi...
Some abnormalities in the urinary tract correct themselves as the child grows, but some may require surgical correction. While milder forms of VUR may resolve on their own, one common procedure to correct VUR is the reimplantation of the ureters. During this procedure, the surgeon repositions the connection between the...
Autoimmune diseases are disorders in which the body's immune system attacks the body's own cells and organs with proteins called autoantibodies; this process is called autoimmunity. The body's immune system normally makes large numbers of proteins called antibodies to help the body fight off infections...
Leukemia is cancer of the white blood cells. White blood cells help your body fight infection. Your blood cells form in your bone marrow. In leukemia, the bone marrow produces abnormal white blood cells. These cells crowd out the healthy blood cells, making it hard for blood to do its work. In chronic myeloid leukemia ...
Mutations in the KRT4 or KRT13 gene cause white sponge nevus. These genes provide instructions for making proteins called keratins. Keratins are a group of tough, fibrous proteins that form the structural framework of epithelial cells, which are cells that line the surfaces and cavities of the body and make up the diff...
Although Blau syndrome appears to be uncommon, its prevalence is unknown.
Cor triatriatum is an extremely rare congenital (present at birth) heart defect. The human heart normally has four chambers, two ventricles and two atria. The two atria are normally separated from each other by a partition called the atrial septum and the two ventricles by the ventricle septum. In cor triatriatum there...
Salih myopathy is caused by mutations in the TTN gene. This gene provides instructions for making a protein called titin, which plays an important role in skeletal and cardiac muscle function. Within muscle cells, titin is an essential component of structures called sarcomeres. Sarcomeres are the basic units of muscle...
Ocular albinism type 1 results from mutations in the GPR143 gene. This gene provides instructions for making a protein that plays a role in pigmentation of the eyes and skin. It helps control the growth of melanosomes, which are cellular structures that produce and store a pigment called melanin. Melanin is the substan...
Syncope is a dramatic event and can be life-threatening if not treated properly. Generally, however, people recover completely within minutes to hours. If syncope is symptomatic of an underlying condition, then the prognosis will reflect the course of the disorder.
Presently, no prevention has been found that can stop deterioration or reverse the deficits caused by the syndrome A number of controlled studies have demonstrated that nonfatiguing exercises may improve muscle strength and reduce tiredness. Doctors recommend that polio survivors follow standard healthy lifestyle pract...
Autosomal dominant vitreoretinochoroidopathy (ADVIRC) is a disorder that affects several parts of the eyes, including the clear gel that fills the eye (the vitreous), the light-sensitive tissue that lines the back of the eye (the retina), and the network of blood vessels within the retina (the choroid). The eye abnorma...
Sjgren syndrome is thought to result from a combination of genetic and environmental factors; however, no associations between specific genetic changes and the development of Sjgren syndrome have been confirmed. Researchers believe that variations in many genes affect the risk of developing Sjgren syndrome, but that de...
This condition is very rare; only a few affected individuals have been reported worldwide.
The large intestine is part of the GI tract, a series of hollow organs joined in a long, twisting tube from the mouth to the anusan opening through which stool leaves the body. The last part of the GI tract, called the lower GI tract, consists of the large intestinewhich includes the appendix, cecum, colon, and rectuma...
The National Institute of Neurological Disorders and Stroke, the Eunice Kennedy Shriver National Institute of Child Health and Human Development, and other institutes of the National Institutes of Health (NIH) conduct and/or support research related to Wilson disease. Growing knowledge of the copper transporting gene A...
Fibrous dysplasia is a skeletal disorder that is characterized by the replacement of normal bone with fibrous bone tissue. It may involve one bone (monostotic) or multiple bones (polyostotic). Fibrous dysplasia can affect any bone in the body. The most common sites are the bones in the skull and face, the long bones in...
Congenital bilateral absence of the vas deferens (CBAVD) occurs in males when the tubes that carry sperm out of the testes (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 wi...
Aspartylglucosaminuria is estimated to affect 1 in 18,500 people in Finland. This condition is less common outside of Finland, but the incidence is unknown.
How might mitochondrial neurogastrointestinal encephalopathy syndrome be treated? References John M Shoffner. Mitochondrial Neurogastrointestinal Encephalopathy Disease. GeneReviews. May 11, 2010; http://www.ncbi.nlm.nih.gov/books/NBK1179/. Accessed 3/27/2011.
Scientists don't know exactly what causes prostate cancer. They cannot explain why one man gets prostate cancer and another does not. However, they have been able to identify some risk factors that are associated with the disease. A risk factor is anything that increases your chances of getting a disease. Age Age is th...
What causes Hallermann-Streiff syndrome? The genetic cause of Hallerman-Streiff syndrome has not been identified. It reportedly typically occurs randomly for unknown reasons (sporadically), most likely due to a new spontaneous (de novo) mutation in the affected individual.
Ring chromosome 20 syndrome is caused by a chromosomal abnormality known as a ring chromosome 20 or r(20). A ring chromosome is a circular structure that occurs when a chromosome breaks in two places and its broken ends fuse together. People with ring chromosome 20 syndrome have one copy of this abnormal chromosome in ...
There is no cure for CMT, but physical therapy, occupational therapy, braces and other orthopedic devices, and orthopedic surgery can help people cope with the disabling symptoms of the disease. In addition, pain-killing drugs can be prescribed for patients who have severe pain.
Mucopolysaccharidosis type IIID (MPS IIID) is an genetic disorder that makes the body unable to break down large sugar molecules called glycosaminoglycans (GAGs, formerly called mucopolysaccharides). Specifically, people with this condition are unable to break down a GAG called heparan sulfate. Affected individuals can...
These resources address the diagnosis or management of neutral lipid storage disease with myopathy: - Genetic Testing Registry: Neutral lipid storage disease with myopathy - MedlinePlus Encyclopedia: Hypothyroidism - MedlinePlus Encyclopedia: Type 2 Diabetes These resources from MedlinePlus offer information about...
Limb-girdle muscular dystrophy can have different inheritance patterns. Most forms of this condition 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 ge...
Primary hyperoxaluria is estimated to affect 1 in 58,000 individuals worldwide. Type 1 is the most common form, accounting for approximately 80 percent of cases. Types 2 and 3 each account for about 10 percent of cases.
What are the signs and symptoms of Cataract, posterior polar, 1? The Human Phenotype Ontology provides the following list of signs and symptoms for Cataract, posterior polar, 1. If the information is available, the table below includes how often the symptom is seen in people with this condition. You can use the Medline...
Legionnaires' disease is a type of pneumonia caused by bacteria. You usually get it by breathing in mist from water that contains the bacteria. The mist may come from hot tubs, showers, or air-conditioning units for large buildings. The bacteria don't spread from person to person. Symptoms of Legionnaires' disease i...
Best vitelliform macular dystrophy (BVMD) is a slowly progressive form of macular degeneration. It usually begins in childhood or adolescence, but age of onset and severity of vision loss can vary. Affected people first have normal vision, followed by decreased central visual acuity and distorted vision (metamorphopsia...
Tarlov cysts are sacs filled with cerebrospinal fluid that most often affect nerve roots in the sacrum, the group of bones at the base of the spine. These cysts (also known as meningeal or perineural cysts) can compress nerve roots, causing lower back pain, sciatica (shock-like or burning pain in the lower back, buttoc...
What causes autoimmune hemolytic anemia? In about half of cases, the cause of autoimmune hemolytic anemia cannot be determined (idiopathic or primary). This condition can also be caused by or occur with another disorder (secondary) or rarely, occur following the use of certain drugs (such as penicillin) or after a pers...
Neurofibromatosis (NF) is a genetic condition that causes tumors to develop in the nervous system. There are three types of neurofibromatosis that are each associated with unique signs and symptoms: Neurofibromatosis type 1 (NF1) causes skin changes (cafe-au-lait spots, freckling in armpit and groin area); bone abnorma...
AMP deaminase deficiency is one of the most common inherited muscle disorders in white populations, affecting 1 in 50 to 100 people. The prevalence is lower in African Americans, affecting an estimated 1 in 40,000 people, and the condition is even less common in the Japanese population.
There is no cure or standard treatment for anencephaly. Treatment is supportive.
X-linked sideroblastic anemia is an inherited disorder that prevents developing red blood cells (erythroblasts) from making enough hemoglobin. People with X-linked sideroblastic anemia have mature red blood cells that are smaller than normal (microcytic) and appear pale (hypochromic) because of the shortage of hemoglob...
Winchester syndrome is a rare condition whose prevalence is unknown. It has been reported in only a few individuals worldwide.
Histiocytosis-lymphadenopathy plus syndrome is a rare disorder, affecting approximately 100 individuals worldwide.
For information about the clinical trial on this topic, visit: http://www.clinicaltrials.gov/ct/show/NCT00372320?order=1. If you would like to read an interview with Dr. Bruce Baum, the study's principal investigator, click on: http://www.nidcr.nih.gov/Research/ ResearchResults/InterviewsOHR/TIS032007.htm.
Summary : Caregivers provide help to another person in need. The person receiving care may be an adult - often a parent or a spouse - or a child with special medical needs. Some caregivers are family members. Others are paid. They do many things: - Shop for food and cook - Clean the house - Pay bills - G...
Lactose intolerance in infancy resulting from congenital lactase deficiency is a rare disorder. Its incidence is unknown. This condition is most common in Finland, where it affects an estimated 1 in 60,000 newborns. Approximately 65 percent of the human population has a reduced ability to digest lactose after infancy....
Childhood myocerebrohepatopathy spectrum, commonly called MCHS, is part of a group of conditions called the POLG-related disorders. The conditions in this group feature a range of similar signs and symptoms involving muscle-, nerve-, and brain-related functions. MCHS typically becomes apparent in children from a few mo...
What causes autoimmune atrophic gastritis? Autoimmune atrophic gastritis is considered an autoimmune disorder. In people who are affected by this condition, the immune system mistakenly attacks the healthy cells of the stomach lining. Overtime, this can wear away the stomach's protective barrier and interfere with the ...
Is bilateral perisylvian polymicrogyria inherited? In most cases, bilateral perisylvian polymicrogyria (BPP) occurs sporadically in people with no family history of the condition. Rarely, more than one family member may be affected by BPP. These cases may follow an autosomal dominant, autosomal recessive, or X-linked p...
People at risk for artherosclerosis are also at risk for RAS. Risk factors for RAS caused by artherosclerosis include - high blood cholesterol levels - high blood pressure - smoking - insulin resistance - diabetes - being overweight or obese - lack of physical activity - a diet high in fat, chol...
Once dry AMD reaches the advanced stage, no form of treatment can prevent vision loss. However, treatment can delay and possibly prevent intermediate AMD from progressing to the advanced stage, in which vision loss occurs.
Meralgia paresthetica is a disorder characterized by tingling, numbness, and burning pain in the outer side of the thigh. The disorder is caused by compression of the lateral femoral cutaneous nerve, a sensory nerve to the skin, as it exits the pelvis. People with the disorder often notice a patch of skin that is sensi...
Pure autonomic failure is characterized by generalized autonomic failure without central nervous system (brain or spinal cord) involvement. The autonomic nervous system is the part of our bodies that controls involuntary actions, such as the widening or narrowing of our blood vessels. Failure of this system can cause a...
This condition is rare; only a few affected individuals have been reported worldwide.
Pontocerebellar hypoplasia type 2 (PCH2) is a rare condition that affects the development of the brain. Signs and symptoms vary but may include microcephaly, developmental delay with lack of voluntary motor development, intellectual disability and movement disorders (i.e. chorea, dystonia, and spasticity). Affected peo...
Physical dependence is a normal process that can happen to anyone taking a medication for a long time. It means that the body (including the brain) is adapting to the presence of the drug, and the person may require a higher dosage or a different medication to get relief; this condition is known as tolerance. They may ...