329 results found
Medical tests
… Prepare How It Is Done How It Feels Risks Results Related Information Test Overview The serum protein electrophoresis … in an electrical field. Serum protein electrophoresis uses an electrical field to separate the proteins in the … at a different rate in an electrical field and together form a specific pattern. This pattern helps identify some …
Medical tests
… Prepare How It Is Done How It Feels Risks Results Related Information Test Overview An ammonia test measures the amount … Most ammonia in the body forms when protein is broken down by bacteria in the intestines . The liver normally … predict the outcome (prognosis) of a diagnosed case of acute liver failure. Check the level of ammonia in a person …
Medical tests
… Prepare How It Is Done How It Feels Risks Results Related Information Test Overview A parathyroid hormone (PTH) blood … the level of parathyroid hormone in the blood. This test is used to help identify hyperparathyroidism , to find the … the urine. Also, vitamin D is converted to a more active form, causing the intestines to absorb more calcium and …
Medical tests
… Prepare How It Is Done How It Feels Risks Results Related Information Test Overview A skin or wound culture is a test to … germs (such as bacteria, a virus, or a fungus ) that can cause an infection. A sample of skin, tissue, or fluid is … animal bites, human bites, marine stings or scrapes, cuts, and puncture wounds that are more likely to get …
Medical tests
… How It Feels Risks Results What Affects the Test Related Information Test Overview A vitamin B12 test … blood will: Wrap an elastic band around your upper arm to stop the flow of blood. This makes the veins below the band … decrease blood vitamin B12 levels. What Affects the Test Reasons you may not be able to have the test or why the …
Medical tests
… Prepare How It Is Done How It Feels Risks Results Related Information Test Overview A sentinel lymph node biopsy is a … with a special device. The lymph node can be taken out, cut into very thin slices, and looked at under a microscope … To Prepare Follow the instructions exactly about when to stop eating and drinking. If you don't, your test may be …
Medical tests
… of camera and a tracer (a radioactive substance in liquid form) to look at organs or bones in the body. During the … medicines, supplements, or herbal remedies. You may need to stop taking some medicines or change your dose before this … know if you should avoid smoking or drinking caffeine or alcohol for 24 hours before this test. You may be asked to …
Medical tests
… Prepare How It Is Done How It Feels Risks Results Related Information Test Overview An antinuclear antibody (ANA) test … and destroys foreign substances such as bacteria and viruses. But in disorders known as autoimmune diseases, the … this test. When a blood sample is taken, a small bruise may form at the site. Results If there are more antibodies in …
Medical tests
… Prepare How It Is Done How It Feels Risks Results Related Information Test Overview A follicle-stimulating hormone test … problems or find out whether a woman has gone through menopause. See why a child is going through early or delayed … levodopa, can change your test results. You may be asked to stop taking medicines (including birth control pills) that …
Medical tests
… Prepare How It Is Done How It Feels Risks Results Related Information Test Overview The D-xylose absorption test … this reason, your doctor may instruct you to temporarily stop these medicines before the test. Do not eat or drink … up, empty your bladder, but do not save this urine. Write down the time that you urinated to mark the beginning of …
