329 results found
Medical tests
… Quad Screening for Birth Defects On this page: Test Overview Health Tools Why … 80 out of 100 fetuses who have it. It finds anencephaly in about 95 out of 100 fetuses. The test misses spina bifida in … 100 fetuses who have it. And the test misses anencephaly in about 5 out of 100 fetuses. footnote 1 It correctly finds …
Medical tests
… First-Trimester Screening for Birth Defects On this page: Test Overview How It Is Done … the first trimester of pregnancy, screening tests for birth defects may be done. These tests look for possible … screening tests show the chance of your baby having certain birth defects such as Down syndrome or trisomy 18 . …
Medical tests
… natural family planning or periodic abstinence.) Learning about these changes can help you know when you ovulate . You … before you ovulate. For fertility awareness to be used as birth control, either you must not have sex or you must use …
Medical tests
… can transmit the disease to the baby (fetus). And serious birth defects called congenital rubella syndrome (CRS) could … whether they are at risk for rubella. Several laboratory methods can be used to detect rubella antibodies in the … you are not immune to rubella. If you are a woman thinking about getting pregnant, talk with your doctor about getting …
Medical tests
… the surface of your eye are used with most of the following methods. Tonometry methods Applanation (Goldmann) tonometry … uncomfortable until the scratch heals, which normally takes about a day. There is also a very small risk of an eye … uncomfortable until the scratch heals, which normally takes about a day. There is also a very small risk of an eye …
Medical tests
… If you break a glass thermometer, call your local poison control centre right away. How It Is Done Oral (by mouth) … the bulb end of the thermometer into the anus . Push it in about 1.25 cm (0.5 in.) to 2.5 cm (1 in.) . Don't force it … and may damage the rectum. Results If you tell your doctor about your temperature reading, be sure to say where it was …
Medical tests
… place the collection cup into the urine stream. Collect about 60 millilitres (a quarter cup) of this "midstream" … the lid on the cup. Wash your hands. Other collection methods A health professional may collect a urine sample by … place the collection cup into the urine stream. Collect about 60 millilitres (a quarter cup) of this "midstream" …
Medical tests
… with those from a CT scan to get more detailed information about where the tracer is located. A PET scan is often used … your doctor if: You have diabetes. If you take medicine to control diabetes, you may need to take less than your normal dose. Talk with your doctor about how much medicine you should take. You take any …
Medical tests
… High values You may have ketones if you: Have poorly controlled diabetes or diabetic ketoacidosis . Are on a very … High values You may have ketones if you: Have poorly controlled diabetes or diabetic ketoacidosis . Are on a very …
Medical tests
… in people who have allergies or asthma. Other lab testing methods, such as radioallergosorbent testing (RAST) or an … allergic to. How To Prepare Be sure to tell your doctor about all the medicines you take. You may need to stop … 3 mm (1/8 inch) larger than the reaction to the negative control. The larger the wheal, the more certain it is that …
