329 results found
Medical tests
… of thyroid tissue can be taken by: Fine-needle biopsy. Your doctor puts a thin needle through the skin and into the … the skin to see the thyroid gland. This method is done when other tests have not found the cause of your symptoms. Open biopsy is …
Medical tests
… can cause an infection. A sample of cells from the back of your throat is added to a substance that promotes the growth … The rapid strep test can give false-negative results even when strep bacteria are present. When the results of a rapid … This can help guide treatment. Check a person who may not have any symptoms of infection but who carries bacteria that …
Medical tests
… Overview A medicine blood level test measures how much of your medicine is in your blood. Your doctor checks it to … your test results to adjust your dose. You may need testing when you take medicines such as: Cyclosporine and … your test at a certain time of day. For example, you may have your test in the morning, before you take your …
Medical tests
… several ways to do a breast biopsy. The type of biopsy that you have will depend on the size and location of the abnormal … general anesthesia , follow the instructions exactly about when to stop eating and drinking, or your surgery may be …
Medical tests
… the level of immunoglobulins, also known as antibodies , in your blood. Antibodies are substances made by the body's … your immune system makes low levels of antibodies, you may have a greater chance of developing repeated infections. You … or have had it in the past. This test is often done when the results of a blood protein electrophoresis or total …
Medical tests
… Test Overview Neuropsychological testing can help your doctor find out how a problem with your brain is … for you. Your doctor may recommend this testing if: You have a disease that can affect the brain, such as: … several weeks. The results of the test may help determine when an athlete who has had a concussion can return to play. …
Medical tests
… A rapid sputum tests is used to diagnose tuberculosis (TB) when other tests show that a person probably has TB. Rapid … A test may be done when: footnote 1 A person is thought to have TB, but confirmation is needed before sputum culture … Incorporated disclaims any warranty or liability for your use of this information. Your use of this information …
Medical tests
… Test Overview Blood normally doesn't have any bacteria or fungi in it. A blood culture is a test … , or heart valves. A blood infection may also develop when the immune system is weak. This can occur in infants … as corticosteroids or chemotherapy ) that change how well your body can fight infections (immunity). For a blood …
Medical tests
… Amniocentesis is a test to look at the fluid that surrounds your baby ( fetus ) in the uterus . Amniotic fluid has cells … certain neural tube defects. Amniotic fluid has cells that have been shed by your growing fetus. The cells are checked … can tell the sex of your baby. This is important when you or the father may pass on a disease that occurs …
Medical tests
… body uses energy and other substances through the blood. When prealbumin levels are lower than normal, it may be a sign of a poor diet (malnutrition). Your doctor may use the results of this test to make changes … are working. How To Prepare In general, there's nothing you have to do before this test, unless your doctor tells you …
