329 results found
Medical tests
… alcohol test measures the amount of alcohol (ethanol) in your body. Alcohol is quickly absorbed into the blood and … . The rest of it is passed out of the body in urine and your exhaled breath. Alcohol has a noticeable effect on the … the central nervous system. A blood alcohol test is often used to find out whether you are legally drunk or …
Medical tests
… to find germs (such as bacteria) in the urine that can cause an infection. Bacteria can enter through the urethra and … find out whether the treatment has worked. How To Prepare You will need to collect a urine sample. You will need to drink enough fluids and avoid urinating so …
Medical tests
… identify a rare inherited disease ( homocystinuria ) that causes a deficiency of one of several enzymes needed to … may affect the results of this test. Be sure to tell your doctor about all the non-prescription and prescription medicines you take. Talk to your doctor about any concerns you have …
Medical tests
… checks for antibodies to the Toxoplasma gondii parasite . Your body's natural defence system ( immune system ) will make these antibodies only if you have been infected by this tiny parasite. The amount and … and passes it on to her growing baby (fetus), it can cause blindness and brain damage in the fetus. You can be …
Medical tests
… Test Overview At-home genetic tests check the DNA of your cells. These tests can find changes in your genes that increase your risk for certain health … results. Risks There are some things to consider when you use an at-home genetic test. The test may not be as accurate …
Medical tests
… ALP than the other organs or the bones. Some conditions cause large amounts of ALP in the blood. These conditions … Done The ALP test is done to: Check for liver damage when you're taking medicines that can damage the liver. Help look … or a vitamin D deficiency is working. How To Prepare If you are having a follow-up ALP test, you may be asked to not …
Medical tests
… amniocentesis or chorionic villus sampling. How To Prepare You do not need to do anything before having this test. If you are having this test to see whether you are a Tay-Sachs … the results may mean. How It Is Done A health professional uses a needle to take a blood sample, usually from the arm. …
Medical tests
… well the thyroid gland is working. Ultrasound also may be used to check the four parathyroid glands that lie behind or … by ultrasound. How To Prepare In general, there's nothing you have to do before this test, unless your doctor tells you to. How It Is Done This test is done …
Medical tests
… Feels Test Overview A non-stress test is a test that checks your baby's heartbeat patterns. It can show heart rate … changes when the baby moves. It also shows changes when you have contractions, if you're having them. A fetal heart … to stop smoking for 2 hours before the test. This is because smoking affects your baby's heart rate and movements. …
Medical tests
… sample. Uric acid is produced from the natural breakdown of your body's cells and from the foods you eat. Most of the uric acid is filtered out by the … increases. High levels of uric acid in the blood can cause solid crystals to form within joints. This causes a …
