329 results found
Medical tests
… in the body depends on the amount of: Calcium you get in your food. Calcium and vitamin D your intestines absorb. Phosphate in the body. Certain … eat or drink anything before your test. How It Is Done A health professional uses a needle to take a blood sample, …
Medical tests
… Test Overview A ketone test checks for ketones in your blood or urine. Ketones are substances that are made when the body breaks down fat for energy. Normally, your body gets the energy it needs from carbohydrate in your … this test. How It Is Done Blood test by a laboratory A health professional uses a needle to take a blood sample, …
Medical tests
… usually affected by the amount of folate and folic acid in your diet each day. Folate deficiency can result in a type … hours before the test. If you take any medicines regularly, your doctor will talk to you about how to take these before the test. How It Is Done A health professional uses a needle to take a blood sample, …
Medical tests
… rheumatoid arthritis ) and some infections. Sometimes a healthy person can have a high RF level. The amount of RF in … there's nothing you have to do before this test, unless your doctor tells you to. How It Is Done A health … 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
… the disease. Sickled red blood cells often cause recurring health problems called sickle cell crises . One set of genes … provinces test newborns for sickle cell disease. Talk with your doctor for more information. Why It Is Done A sickle … of sickle cell trait. How To Prepare Be sure to tell your doctor if you have had a blood transfusion in the past …
Medical tests
… Are unexpected. This may include the sudden death of a healthy child or adult. Or it may be the death of a person … will allow the doctor doing the examination to answer your questions about the death. How It Is Done Before the … Incorporated disclaims any warranty or liability for your use of this information. Your use of this information …
Medical tests
… or cloudy), odour, concentration, and acidity (pH) of your urine. It also checks your levels of protein, sugar, blood cells, or other … cause of symptoms. The test can give information about your health and problems you may have. The kidneys take out waste …
Medical tests
… is a procedure that looks at the space behind your breastbone and between your lungs. This area is called the mediastinum (say … options. Tell your doctor ALL the medicines and natural health products you take. Some may increase the risk of …
Medical tests
… with the results of a D-xylose test. For this reason, your doctor may instruct you to temporarily stop these … drink a D-xylose solution. To begin the test, a sample of your first urine of the day and a sample of your blood are … 24 hours after you drink the sugar solution. Blood test A health professional uses a needle to take a blood sample, …
Medical tests
… measures the amount of a type of sugar, called glucose, in your blood. Glucose comes from carbohydrate foods . It is … of energy used by the body. Insulin is a hormone that helps your body's cells use the glucose. Insulin is produced in … the day. Random testing is useful because glucose levels in healthy people do not vary widely throughout the day. Blood …
