329 results found
Medical tests
… (PTH) regulates the levels of calcium and phosphorus in your blood. When the phosphorus level is measured, a vitamin … is measured at the same time. Vitamin D is needed for your body to take in phosphate. The relation between calcium … site. Results Phosphate levels are usually higher in children than in adults. That's because of the active bone …
Medical tests
… (such as during adolescence), for pregnancy, during breastfeeding, or at times when there are low levels of iron in … Check for too much or too little iron in the blood. See if your diet is providing enough iron. Find out if treatment to … (such as during adolescence), for pregnancy, during breastfeeding, or at times when there are low levels of iron in …
Medical tests
… Overview Some blood tests are used to determine whether your liver is damaged or inflamed. Although these tests help your doctor evaluate how well your liver is working, they cannot tell if you have …
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 … true. It is important to get the right amount of calcium in your food because the body loses calcium every day. Foods …
Medical tests
… antibody (IFA). This test detects HIV antibodies using a special fluorescent dye and a microscope. This test … antibodies. If you have a positive test result, contact your sex partners to inform them. They may want to be tested. You may be able to get help from your local health unit to do this. Why It Is Done A test for …
Medical tests
… who have one autoimmune disease may get another one. Tell your doctor if you have any new or worse symptoms. These … This can show Hashimoto's thyroiditis. It also can help your doctor tell if mild hypothyroidism is likely to get … there's nothing you have to do before this test, unless your doctor tells you to. How It Is Done A health …
Medical tests
… the neck that carry blood to the brain. The test may help your doctor decide if a procedure is needed to open a … in a blood vessel leading to the brain. The test may help your doctor decide if a procedure is needed to repair the … day after the test. If you take these medicines, talk with your doctor. An angiogram can be done on an inpatient or …
Medical tests
… there's nothing you have to do before this test, unless your doctor tells you to. If you are taking any medicines, … anti-inflammatory medicines such as prednisone, talk to your doctor. Anti-inflammatory medicines may change the way your biopsy looks under the microscope. If you take aspirin …
Medical tests
… (also called an echo) uses sound waves to make an image of your heart. A device called a transducer sends sound waves that echo off your heart and back to the transducer. These echoes are turned into moving pictures of your heart that can be seen on a video screen. In a …
Medical tests
… dexamethasone pill. The next morning, the cortisol level in your blood will be measured. If your cortisol level stays high, Cushing's syndrome may be … to stop taking some medicines for 24 to 48 hours before your blood is drawn. How It Is Done The night before the …
