329 results found
Medical tests
… vitamin B12. Vitamin B12 is stored in the liver for a year or more, which reduces a person's risk of anemia. … water) for 10 to 12 hours before the test. How It Is Done Your health professional drawing blood will: Wrap an elastic band around your upper arm to stop the flow of blood. This makes the …
Medical tests
… dehydration . How It Is Done This test is usually done at home. You must collect all the urine you produce in a 24-hour period. When you first get up in the morning, urinate into the toilet. Don't save this urine. This marks the start of your 24-hour period. For the next 24 hours, collect all your …
Medical tests
… (PTH) regulates the levels of calcium and phosphorus in your blood. When the phosphorus level is measured, a vitamin … stick A heel stick is used to get a blood sample from a baby. The baby's heel is poked, and several drops of blood are …
Medical tests
… A cardiac perfusion scan measures the amount of blood in your heart muscle at rest and after it has been stressed. It … test can get into your breast milk and is not good for the baby. How It Is Done A cardiac perfusion scan is usually … stress scan is done in two parts. In many hospitals, the first images are taken while the person is at rest. Then a …
Medical tests
… provinces test newborns for sickle cell disease. Talk with your doctor for more information. Why It Is Done A sickle … stick A heel stick is used to get a blood sample from a baby. The baby's heel is poked, and several drops of blood are …
Medical tests
… meal high in phosphorus, having high levels of vitamin D in your body, or having an overactive parathyroid gland . Some … tells you to. How It Is Done This test is usually done at home. You must collect all the urine you produce in a 24-hour period. When you first get up in the morning, urinate into the toilet. Don't …
Medical tests
… Check for too much or too little iron in the blood. See if your diet is providing enough iron. Find out if treatment to … give you specific instructions. This test is often done first thing in the morning. How It Is Done A health … the liver. Lead poisoning . This develops from months or years of exposure to small amounts of lead in the …
Medical tests
… checks for antibodies to the Toxoplasma gondii parasite . Your body's natural defence system ( immune system ) will … woman becomes infected and passes it on to her growing baby (fetus), it can cause blindness and brain damage in the … antibodies to Toxoplasma gondii . To see if your growing baby is infected, the test can be done on a sample of the …
Medical tests
… 24 hours. Uric acid is made from the natural breakdown of your body's cells. It's also made from the foods you eat. … How It Is Done A uric acid urine test is usually done at home. You must collect all the urine you produce in a … You start collecting your urine in the morning. When you first get up, empty your bladder. But do not save this …
Medical tests
… (say "kat-uh-KOH-luh-meens") are hormones made mostly by your adrenal glands as a reaction to stress. When you feel … the test. How It Is Done This test is usually done at home. You must collect all the urine you produce in a 24-hour period. When you first get up in the morning, urinate into the toilet. Don't …
