322 results found
Medical tests
… An ammonia test measures the amount of ammonia in the blood. Most ammonia in the body forms when protein is broken … failure. Check the level of ammonia in a person receiving high-calorie intravenous (IV) nutrition (hyperalimentation). … Normal Each lab has a different range for what's normal. Your lab report should show the range that your lab uses for …
Medical tests
… measures the amount of prostate-specific antigen in the blood. PSA is released into the blood by the prostate , … (PSA) test is done to: Screen for prostate cancer. If your PSA level is higher than expected, your doctor may suggest other tests, …
Medical tests
… ( colon ) and the rectum . Stool tests look for signs of blood or cancer in a stool sample. Stool tests include: … colonography . Which screening test you choose depends on your risk, your preference, and your doctor. Talk to your doctor about …
Medical tests
… . This is a condition caused by atherosclerosis of the lower limbs. Assess blood flow after a stroke or other … may be asked to drink water right before the test so that your bladder is full. How It Is Done This test is done in an … may be wrapped first around the calf and then around the thigh. The test may be done at several places on your leg. …
Medical tests
… test measures the level of the hormone gastrin in the blood. Gastrin is produced by cells, called G cells, in the … tract . Sometimes a test for gastrin is done after eating a high-protein diet or after receiving an injection of the … as you want up to 1 hour before the test. Be sure to tell your doctor about all the non-prescription and prescription …
Medical tests
… less is found in the urine. Kidney problems can cause high or low levels of phosphate in the urine. High levels of … meal high in phosphorus, having high levels of vitamin D in your body, or having an overactive parathyroid gland . Some … not get toilet paper, pubic hair, stool (feces), menstrual blood, or anything else in your urine sample. How It Feels …
Medical tests
… protein test measures the total amount of protein in the blood. It also measures the amounts of two major groups of … how well the liver and kidneys are working. Find out if your diet contains enough protein. Help find the cause of … for you. Results are usually available within 12 hours. High values High albumin levels may be caused by: Severe …
Medical tests
… A CA-125 test measures the amount of this protein in the blood. CA-125 is used as a tumour marker , which means the … may do a CA-125 test to find out where the cancer started. High levels of CA-125 are a strong sign that the cancer … there's nothing you have to do before this test, unless your doctor tells you to. How It Is Done A health …
Medical tests
… of cells from the surface of the cervix is collected by your doctor. The sample is then spread on a slide (Pap … to have this test. Cervical cancer is often caused by a high-risk type of the human papillomavirus (HPV) . Talk to … these changes and treating them when needed will greatly lower your chance of getting cervical cancer. How To Prepare …
Medical tests
… the amount of follicle-stimulating hormone (FSH) in a blood sample. FSH is produced by the pituitary gland . In … of FSH varies throughout a woman's menstrual cycle and is highest just before she releases an egg (ovulates). In men, … such as cimetidine, letrozole, and levodopa, can change your test results. You may be asked to stop taking medicines …
