272 results found
Medical tests
… make less cortisol. Dexamethasone, which is like cortisol, lowers the amount of ACTH released by the pituitary gland. This in turn lowers the amount of cortisol released by the adrenal … night before the test (usually at 11:00 p.m.), you will swallow a pill that contains 1 milligram (mg) of dexamethasone. …
Medical tests
… body functions. Why It Is Done Karyotyping is done to: Find out whether the chromosomes of an adult have a change that can be passed on to a child. Find out whether a chromosome defect is preventing a woman from becoming pregnant or is causing miscarriages . Find out whether a chromosome defect is present in a fetus . …
Medical tests
… centre. Why It Is Done These tests are done to help find out why a person has symptoms such as: Leaking urine. … into a container while the amount of urine and how fast it flows out of the bladder are measured. A thin, flexible tube … are within normal ranges. Abnormal One or more of the following may be found: More than a normal amount of fluid …
Medical tests
… baby's heartbeat may be heard as a beeping sound or printed out on a chart. How often you have contractions and how long … monitoring is done remotely. This is called telemetry. It allows you to be checked without being hooked up to a machine. … is usually at a nurse's station. Using a remote monitor allows you to walk around freely. Internal monitoring Internal …
Medical tests
… your preference, and your doctor. Talk to your doctor about what puts you at risk and what test is best for you. Why … provide instructions. To get accurate results, carefully follow the instructions in your kit. Since colorectal cancers … days before you take the test. When the test is done, follow the instructions to return the test. Some tests provide …
Medical tests
… chorionic villus sampling (CVS) or amniocentesis, to find out for sure if the baby actually has a problem. Health … Why It Is Done A nuchal translucency test is done to find out the chance that your developing baby (fetus) may be at … vagina. How long the test takes The test usually takes about 15 to 20 minutes. How It Feels During a nuchal …
Medical tests
… Overview Bone marrow aspiration is a procedure that takes out a small amount of bone marrow fluid through a needle. … children may have the sample taken from the front of the lower leg bone, just below the knee. A bone marrow biopsy is only taken from the …
Medical tests
… to your body during sleep. The studies are done to find out what's causing your sleep problems. Sleep studies can … heart rate and rhythm, breathing rate and rhythm, the flow of air through your mouth and nose, snoring, body muscle … to keep a sleep diary before your sleep study. Try to follow your normal sleep routine during this time so you won't …
Medical tests
… in the blood from an artery. This test is used to find out how well your lungs are able to move oxygen into the … with your arm extended and your wrist resting on a small pillow. The health professional taking the blood may rotate … the Allen test may be done to make sure that the blood flow to your hand is normal. An ABG test will not be done on …
Medical tests
… tissue lining ( mucous membranes ) of the throat, nose, mouth, urethra , rectum, and vagina. In rare cases, HSV can … test results are back. There are treatments that can help lower the chance of spreading it to others. How It Is Done … test results are back. There are treatments that can help lower the chance of spreading it to others. How It Is Done …
