329 results found
Medical tests
… computed tomography angiogram (CT angiogram) is a test that uses X-rays to provide detailed pictures of the heart and … dye ( contrast material ) is put in a vein ( IV ) in your arm or hand to make the blood vessels easier to see on the scan. If you are having this test to look at your heart and the blood vessels that go to it ( coronary …
Medical tests
… assay (ELISA). This test is usually the first one used to detect infection with HIV. If antibodies to HIV are … 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
… Test Overview An echocardiogram (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 …
Medical tests
… Information Test Overview A carbon monoxide blood test is used to detect carbon monoxide poisoning . Poisoning can … breathing it. The test measures the amount of hemoglobin in your blood that has bonded with carbon monoxide. Carbon … the oxygen that is normally carried by the hemoglobin in your red blood cells. As a result, your brain and other …
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 … to get the right amount of calcium in your food because the body loses calcium every day. Foods rich in calcium …
Medical tests
… An angiogram of the head and neck is an X-ray test that uses a special dye and camera ( fluoroscopy ) to take … 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 …
Medical tests
… middle sections of the gastrointestinal tract . The test uses barium contrast material , fluoroscopy , and X-ray . … The barium is often combined with gas-making crystals. Your doctor watches the barium move through your esophagus, stomach, and the first part of the small …
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 … for surgery. Preparing for surgery You may need to empty your colon with an enema or laxative. Your doctor will tell …
Medical tests
… urine. A high level of phosphate in the blood is usually caused by a kidney problem. The amount of phosphate in the … (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 …
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 keep the right amount of iron in your blood is working. How To Prepare Do not eat or drink …
