329 results found
Medical tests
… liver and spleen. In the bone marrow, iron is stored and used as needed to make new red blood cells. The source of … Check for too much or too little iron in the blood. See if your diet is providing enough iron. Find out if treatment to … is often done first thing in the morning. How It Is Done A health professional uses a needle to take a blood sample, …
Medical tests
… Overview A chloride test measures the level of chloride in your blood or urine. Chloride is one of the most important … you have kidney or adrenal gland problems. Help find the cause for high blood pH. A condition called metabolic … your doctor tells you to. How It Is Done Blood test A health professional uses a needle to take a blood sample, …
Medical tests
… (sodium). When a tumour that makes aldosterone is present, your aldosterone level will be high while a renin level will … Check for a tumour in the adrenal glands. Find the cause of high blood pressure or low blood potassium levels. … levels are highest in the early morning. How It Is Done A health professional uses a needle to take a blood sample, …
Medical tests
… in an electrical field. Serum protein electrophoresis uses an electrical field to separate the proteins in the … there's nothing you have to do before this test, unless your doctor tells you to. How It Is Done A health professional uses a needle to take a blood sample, …
Medical tests
… to see whether you are a Tay-Sachs carrier, you should tell your doctor if you have had a blood transfusion in the past … be done, or what the results may mean. How It Is Done A health professional uses a needle to take a blood sample, usually from the arm. …
Medical tests
… Overview A thyroid-stimulating hormone (TSH) blood test is used to check for thyroid gland problems. TSH is produced … (T3) and thyroxine (T4). T3 and T4 help control your body's metabolism . Triiodothyronine (T3) and thyroxine … test, unless your doctor tells you to. How It Is Done A health professional uses a needle to take a blood sample, …
Medical tests
… (say "lap-uh-ROSS-kuh-pee") is a type of surgery that uses very small cuts. These cuts are called incisions. The doctor puts a lighted tube through incisions in your belly. This tube is called a scope. Then the doctor … options. Tell your doctor ALL the medicines and natural health products you take. Some may increase the risk of …
Medical tests
… Test Overview A cardiac blood pool scan shows how well your heart is pumping blood to the rest of your body. During … Prepare Before having a cardiac blood pool scan, tell your health professional if you: Are allergic to any medicines. … Are or might be pregnant. Have recently had any test that uses a radioactive tracer, such as a bone scan or thyroid …
Medical tests
… as you want up to 1 hour before the test. Be sure to tell your doctor about all the non-prescription and prescription … minutes before the blood sample is drawn. How It Is Done A health professional uses a needle to take a blood sample, usually from the arm. …
Medical tests
… prolactin, which is made by the pituitary gland , in your blood. Pregnant women have high levels of prolactin, … times of physical or emotional stress. Many medicines can cause prolactin levels to go up. Tumours of the pituitary … to cause more discharge before the test. How It Is Done A health professional uses a needle to take a blood sample, …
