120 results found
Health topics
… down through some families. A person with Tay-Sachs has gene changes that prevent the body from making any or enough … it? Tay-Sachs can occur when parents pass on a changed gene to their child. A baby who gets the changed gene from both parents will have the disease. A baby who …
Health topics
… Apolipoprotein E-4 Genetic (DNA) Test On this page: Overview Related … When a disease is found in families, the cause could be genetic (heredity), something in the environment, lifestyle … to increase a person's risk for Alzheimer's disease. The gene is called apolipoprotein E-4 (ApoE-4). The presence of …
Medical tests
… them. Tay-Sachs can occur when parents pass on a changed gene to their child. If the changed gene is from both parents, the baby will get the disease. If the changed gene is from only one parent, the baby will be a carrier . …
Health topics
… Genetic Testing for Medicines On this page: Overview Overview Genetic testing for medicines means that a person has tests … pharmacogenomics testing. These tests look at how your genes affect how you respond to a medicine. Genes hold …
Health topics
… What Is Cystic Fibrosis? Cystic fibrosis (CF) is a common genetic disease that causes mucus in the body to become … What Causes It? CF is caused by a changed (mutated) gene that a child inherits from both parents. The changed gene causes problems with the way salt and water move in and …
Health topics
… Colorectal Cancer Genetic Testing On this page: Overview What the Results Mean Accuracy of the Test Deciding About Testing Genetic Counselling Overview Colorectal cancer genetic testing can tell you if you carry rare changed, or …
Health topics
… Alpha-1 Antitrypsin Deficiency Genetic Testing On this page: Overview About the Test Deciding About Testing Genetic Counselling Overview Alpha-1 antitrypsin … AAT deficiency is a rare disorder and is the only known genetic (inherited) factor that increases your chances for …
Health topics
… is cystic fibrosis (CF)? Cystic fibrosis (CF) is a common genetic disease that causes mucus in the body to become … What causes it? CF is caused by a change, or mutation, in a gene . The changed gene is passed down in families. To pass on this disease, …
Health topics
… Information Overview Some people inherit one sickle cell gene and one other defective hemoglobin gene. This can result in various types of sickling … cell disease (hemoglobin SS disease). This occurs when both genes produce hemoglobin S. Someone with this disease …
Health topics
… Overview BRCA1 and BRCA2 are genes that normally help control cell growth. But an inherited change, called a mutation, in one of these genes makes you much more likely to get breast, ovarian, and … BRCA (say "BRAH-kuh") stands for "BReast CAncer." BRCA gene changes aren't common. Your doctor may talk to you …
