329 results found
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
… Overview A medicine blood level test measures how much of your medicine is in your blood. Your doctor checks it to make sure that you are taking a …
Medical tests
… a day-to-day basis. A peak flow meter allows you to measure your peak expiratory flow . A home spirometer allows you to measure your forced expiratory volume at 1 second (FEV1). If you have a lung disease, such as asthma, your doctor may test your peak expiratory flow (PEF) to …
Medical tests
… test that can check for problem areas in certain tissues in your body. A radioactive tracer (tracer) called gallium … in you until your body gets rids of it through urine or stool (feces). Why It Is Done A gallium scan is done to: Find … in the large intestine before your body gets rid of it as stool. So you may need to take a laxative the night before …
Medical tests
… cord and brain that you need to urinate. In response, your spinal cord sends a signal for the bladder to contract … urinate at times during the test. You may also find it somewhat uncomfortable when the catheter is inserted and left in … urinate at times during the test. You may also find it somewhat uncomfortable when the catheter is inserted and left in …
Medical tests
… is an eye examination to look at the front part of your eye (anterior chamber) between the cornea and the iris … to see whether the area where fluid drains out of your eye (called the drainage angle ) is open or closed. It … often done during a regular eye examination, depending on your age and whether you are at high risk for glaucoma . …
Medical tests
… Overview A medicine blood level test measures how much of your medicine is in your blood. Your doctor checks it to make sure that you are taking a …
Medical tests
… fainted or who often feel light-headed. The results help your doctor know the cause of your fainting or feeling light-headed. The test uses a … that slowly tilts you to an upright position. It checks how your body responds when you change positions. Why It Is Done …
Medical tests
… Overview A HIDA scan is an imaging test that checks how your gallbladder is working. The gallbladder is a small sac … of the tracer will leave your body through your urine or stool within a day. So be sure to flush the toilet right … of the tracer will leave your body through your urine or stool within a day. So be sure to flush the toilet right …
Medical tests
… and fatty substances used as a source of energy by your body. Lipids are found in your blood and are stored in tissues. They are an important … position statement on familial hypercholesterolemia: Update 2018. Canadian Journal of Cardiology , 34(12): …
