329 results found
Medical tests
… Test On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Related … a person's blood from clotting normally. How To Prepare No special preparation is required before having this … from the arm. How It Feels When a blood sample is taken, you may feel nothing at all from the needle. Or you might …
Medical tests
… On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Related … or meningitis ). Or it may check for brain problems that are present from birth (such as congenital hydrocephalus ). … the brain. How To Prepare In general, there's nothing you have to do before this test, unless your doctor tells …
Medical tests
… Test On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Related … test can be done at any age. It may be done as soon as your baby is 10 days old, but it is often done when a baby … and for anyone with symptoms of cystic fibrosis. How To Prepare No special preparation is needed before having this …
Medical tests
… Test On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Related … see if the liver is damaged or diseased. Low levels of ALT are normally found in the blood. But when the liver is … a few minutes. How It Feels When a blood sample is taken, you may feel nothing at all from the needle. Or you might …
Medical tests
… Test On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Related … cells. Bilirubin is then removed from the body through the stool (feces) and gives stool its normal colour. Bilirubin … before the test. For children, there's generally nothing you have to do before this test, unless your doctor tells …
Medical tests
… On this page: Overview Why It Is Done Results Overview Your doctor may take a sample, or biopsy, of abnormal … is more likely to be used for biopsies of the outer genital area on both men and women: this includes the vulva , … likely to be more painful than the injection. There usually are no complications after a biopsy. Why It Is Done You may …
Medical tests
… Test Overview The blood supply to your hand normally comes from two arteries: the radial … This test checks to see if both of these blood vessels are open and working correctly. It may be done before a … This test checks to see if both of these blood vessels are open and working correctly. It may be done before a …
Medical tests
… this page: Test Overview Test Overview Radioactive tracers are used in imaging tests that help find problems inside the … such as the liver, lungs, kidneys, and gallbladder. Anytime you're exposed to radiation, there's a small chance of … of the tracer will leave your body through your urine or stool within a day. So be sure to flush the toilet right …
Medical tests
… Test On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Related … urea nitrogen (BUN) test measures the amount of nitrogen in your blood that comes from the waste product urea. Urea is … the urine. A BUN test is done to see how well your kidneys are working. If your kidneys are not able to remove urea …
Medical tests
… of ultrasound test that uses high-pitched sound waves that are sent through a device called a transducer. The device … the sound waves as they bounce off the different parts of your heart. These echoes are turned into moving pictures of your heart that can be …
