329 results found
Medical tests
… from a vein. Why It Is Done LDH levels help find the cause of lung disease, lymphoma, anemia, and liver disease. … there's nothing you have to do before this test, unless your doctor tells you to. How It Is done A health … Results Each lab has a different range for what's normal. Your lab report should show the range that your lab uses for …
Medical tests
… Why It Is Done Results Overview The retrograde pyelogram uses a dye to find out whether a kidney stone or something else is blocking your urinary tract . During the test, your doctor will insert a thin, lighted tube ( cystoscope ) …
Medical tests
… there's nothing you have to do before this test, unless your doctor tells you to. Be sure to tell your doctor if you are using any natural health products. … It Is Done Blood sample from a heel stick A heel stick is used to get a blood sample from a baby. The baby's heel is …
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 …
