294 results found
Medical tests
… Test Overview A chemistry screen is a blood test that measures the levels of several substances in the blood (such as electrolytes ). A chemistry screen tells your … Some chemistry screens look at more substances in the blood than others do. The most complete form of a chemistry …
Medical tests
… Genetic Testing and Screening On this page: Test Overview Why It Is Done How To … from each birth parent. Genes determine things like your blood type, hair colour, and eye colour. Genes can also … if you have an inherited heart disease called hypertrophic cardiomyopathy . Check for genetic changes that may affect …
Medical tests
… Blood Culture On this page: Test Overview Why It Is Done How … It Feels Risks Results Test Overview Blood normally doesn't have any bacteria or fungi in it. A … infection , such as yeast, in the blood. Check for endocarditis , which is an infection of the valves of the heart …
Medical tests
… Quad Screening for Birth Defects On this page: Test Overview … Test Overview The quad screening is a blood test that may be done at 15 to 22 weeks of pregnancy. … measures the amounts of four things in a pregnant woman's blood. They are: Alpha-fetoprotein (AFP). AFP is made in the …
Medical tests
… Nuchal Translucency Screening Test On this page: Test Overview Health Tools Why … Test Overview The nuchal (say "NEW-kuhl") translucency screening is a test done during pregnancy. It uses … of pregnancy. It may be done as part of the first trimester screening test or the integrated screening test . This test …
Medical tests
… First-Trimester Screening for Birth Defects On this page: Test Overview How … or trisomy 18 . First-trimester screening tests include: Blood tests. These measure the level of two substances in the blood called pregnancy-associated plasma protein A (PAPP-A) …
Medical tests
… Blood Type Test On this page: Test Overview Why It Is Done … It Feels Risks Results Test Overview Blood type tests are done before a person gets a blood transfusion and to check a pregnant woman's blood …
Medical tests
… Blood Glucose Test On this page: Test Overview Why It Is … It Feels Risks Results Test Overview A blood glucose test measures the amount of a type of sugar, called glucose, in your blood. Glucose comes from carbohydrate foods . It is the …
Medical tests
… Blood Alcohol Test On this page: Test Overview Why It Is … It Feels Risks Results Test Overview A blood alcohol test measures the amount of alcohol (ethanol) … in your body. Alcohol is quickly absorbed into the blood and can be measured within minutes of having an …
Medical tests
… Potassium (K) in Blood Test On this page: Test Overview Why It Is Done How To … A potassium test checks how much potassium is in the blood. Potassium is both an electrolyte and a mineral. It … levels can be affected by how the kidneys are working, the blood pH , the amount of potassium you eat, the hormone …
