329 results found
Medical tests
… defects in a fetus . It's done to find birth defects caused by an abnormal number of chromosomes . It also can … mother. The test can be done as early as 10 weeks in the pregnancy. If this screening test is positive, it means … care decisions that are important to many health problems. Pregnancy: Should I Have Screening Tests for Birth Defects? …
Medical tests
… photon-emission computed tomography (SPECT) is a test that uses a special type of camera and a tracer (a radioactive … know if you should avoid smoking or drinking caffeine or alcohol for 24 hours before this test. You may be asked to … You are pregnant. A SPECT scan usually isn't done during pregnancy because the radiation could harm the unborn baby …
Medical tests
… higher when the liver is severely damaged or diseased, because the liver normally breaks down lactic acid. Very high … strenuous exercise or extreme overheating. Poisoning by alcohol (ethanol), wood alcohol (methanol), or antifreeze (ethylene glycol). Some …
Medical tests
… "NEW-kuhl") translucency screening is a test done during pregnancy. It uses ultrasound to measure the thickness of the fluid … heart problems. The test is done between 10 and 13 weeks of pregnancy. It may be done as part of the first trimester …
Medical tests
… infection. They look for antibodies to the bacteria that cause syphilis . Some tests look for the syphilis bacteria. … spread to the fetus of a person who has syphilis during pregnancy. Testing is done on blood, body fluid, or tissue … to avoid long-term problems. Screen for syphilis during pregnancy. Syphilis during pregnancy can cause very serious …
Medical tests
… Overview Electronic fetal heart monitoring is done during pregnancy, labour, and delivery. It keeps track of the heart … may have external monitoring at different times during your pregnancy. Sometimes it's done during labour. External … held in place with elastic belts on your belly. One sensor uses reflected sound waves (ultrasound) to keep track of …
Medical tests
… identify a rare inherited disease ( homocystinuria ) that causes a deficiency of one of several enzymes needed to … to put a needle into the vein. Clean the needle site with alcohol. Put the needle into the vein. More than one needle … , Alzheimer's disease , or certain cancers. Using too much alcohol. Your sex. Homocysteine levels are normally higher …
Medical tests
… is any question about how the baby is doing during later pregnancy. Some women with high-risk pregnancies are tested … to stop smoking for 2 hours before the test. This is because smoking affects your baby's heart rate and movements. … is any question about how the baby is doing during later pregnancy. Some women with high-risk pregnancies are tested …
Medical tests
… It's a common problem. Most erection problems are caused by a mix of blood vessel, nerve, or psychological … for high blood pressure or depression. The use of tobacco, alcohol, or illegal drugs . Psychological tests may be … tadalafil (Cialis), and vardenafil (Levitra). Do not drink alcohol or take sleeping pills for 2 days before you have an …
Medical tests
… blood tests that measure lipids—fats and fatty substances used as a source of energy by your body. Lipids are found in … not always needed, but it may be recommended. Do not drink alcohol for 24 hours before the test. Why It Is Done … medicines with water the morning of the test. Do not drink alcohol for 24 hours before the tests. Tell your doctor ALL …
