294 results found
Medical tests
… Blood Urea Nitrogen (BUN) Test On this page: Test Overview … It Feels Risks Results Test Overview A blood urea nitrogen (BUN) test measures the amount of nitrogen in your blood that comes from the waste product urea. Urea is made …
Medical tests
… Fetal Blood Sampling (FBS) During Pregnancy On this page: Overview How It Is Done Results Overview Fetal blood sampling (FBS) is the collecting of fetal blood directly from the umbilical cord or fetus. The fetal …
Medical tests
… Technetium-Labelled Red Blood Cell Bleeding Scan On this page: Test Overview Related … Information Test Overview In a technetium-labelled red blood cell bleeding scan, blood is taken from you, and a … If colonoscopy finds that the bleeding is coming from a spot in the small intestine and the bleeding does not stop. …
Medical tests
… stroke, head injury, or other condition that causes reduced blood flow to the brain. Colour vision tests These tests may … a wall chart across the room. You read aloud from a small card that you hold in your hand. Refraction You look into a … visual field forms a rough circle with a natural blind spot. If your vision is normal, you should be able to see …
Medical tests
… ( colon ) and the rectum . Stool tests look for signs of blood or cancer in a stool sample. Stool tests include: … sigmoidoscopy , colonoscopy , and CT colonography . Which screening test you choose depends on your risk, your … The test kit contains the things you'll need, such as test cards or a special test pad. You may need to collect stool …
Medical tests
… A bilirubin test measures the amount of bilirubin in a blood sample. Bilirubin is a brownish yellow substance found … from the liver to the small intestine . Mild jaundice in newborns usually doesn't cause problems. But too much … there may be no need to puncture the baby's skin. This is a screening test, and a blood sample will be needed if the …
Medical tests
… Test Overview A sickle cell test is a blood test done to check for sickle cell trait or sickle … severe sickle cell disorder. In Canada, most provinces test newborns for sickle cell disease. Talk with your doctor for … ) test may be done. Genetic Testing and Screening Medical Tests: Questions to Ask the Doctor Sickle …
Medical tests
… found in milk and milk products. A galactosemia test is a blood or urine test that checks for enzymes that are needed … A galactosemia test is usually done to determine whether a newborn has the disease. In a family with a member who has … not have galactosemia or is a carrier for it. A newborn screening test that shows that the baby has an increased …
Medical tests
… A phenylketonuria (PKU) test is done to check whether a newborn baby has the enzyme needed to use phenylalanine in … tyrosine, the phenylalanine level builds up in the baby's blood and can cause brain damage, seizures, and intellectual … or two after birth. Why It Is Done A phenylketonuria (PKU) screening test is done to see whether a newborn baby has the …
Medical tests
… Test Overview Thyroid testing Thyroid hormone tests are blood tests that check how well the thyroid gland is … enough thyroid hormone (congenital hypothyroidism ). All newborns are screened for congenital hypothyroidism. Older … enough thyroid hormone (congenital hypothyroidism ). All newborns are screened for congenital hypothyroidism. Older …
