329 results found
Medical tests
… Information Test Overview A genetic test checks the DNA of your cells. It can find changes in your genes or chromosomes … fibrosis . It may be a good idea to get genetic counselling before deciding to have testing. Genetic counselling may … Discussing whether and how to test for an inherited disease before you become pregnant or before your child is born. …
Medical tests
… of the waste product creatinine (say "kree-AT-uh-neen") in your blood and urine. These tests tell how well your kidneys … to: Not do any strenuous exercise for 2 days (48 hours) before having the tests. Not eat more than 225 grams (8 oz) of meat, especially beef, or other protein for 24 hours before the blood creatinine test and during the creatinine …
Medical tests
… D test measures the amount of vitamin D in the blood. Your body needs vitamin D to absorb calcium . Calcium keeps … How To Prepare In general, there's nothing you have to do before this test, unless your doctor tells you to. How It Is … This is a genetic problem that causes growth delays before and after birth. Taking too many vitamin D …
Medical tests
… in genes called BRCA1 and BRCA2. This test can help you know your chance of getting breast cancer and ovarian … It is very important to have genetic counselling both before and after this test. It can help you understand the … or pancreatic cancer, being diagnosed with breast cancer before age 50, and having an Ashkenazi Jewish heritage. You …
Medical tests
… ENG checks how well the eyes, inner ears , and brain help you keep your balance and position (such as when you change … or nerves connecting them. How To Prepare For a few days before the test you may be asked to avoid: Medicines that … may ask you to eat a light meal or not eat for 3 to 4 hours before the test, because the test can cause nausea and …
Medical tests
… fallopian tubes and the area around them. It may be done if you are having a hard time getting pregnant (infertility). … that the test be done soon after your period ends and before your ovary releases an egg (ovulates). This timing … will tell you if you should stop taking any medicines before the procedure. Your doctor may have you take an …
Medical tests
… Feels Risks Results Test Overview When your doctor checks your pelvic organs, it's called a pelvic … to collect samples of cells for cervical cancer screening. Before your examination, it's important to share some … prolapse . To help find the cause of pelvic or belly pain. Before inserting an intrauterine device (IUD) . To collect …
Medical tests
… or unexplained weight loss. How To Prepare For 1 to 3 days before the test, you will drink water, fruit juices, plain coffee or tea, and broth. On the day before the test: Drink plenty of fluids. If you have kidney, …
Medical tests
… (called antigens ) on the surface of red blood cells . If you get a blood transfusion, the transfused blood must match … it happens, can destroy the red blood cells of the baby before or after it is born. If sensitization happens, a … done to find antibodies in a recipient's or donor's blood before a transfusion. A test to determine whether a woman …
Medical tests
… from metabolism . The blood carries carbon dioxide to your lungs, where it is exhaled. More than 90% of it in your … How To Prepare In general, there's nothing you have to do before this test, unless your doctor tells you to. Tell your … doctor will tell you if you should stop taking any of them before the test and how soon to do it. How It Is Done A …
