329 results found
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
… (also called an echo) uses sound waves to make an image of your heart. A device called a transducer is moved across your chest. It looks like a microphone. The transducer sends sound waves that echo off your heart and back to the transducer. These echoes are …
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 citrate is injected into a vein in your arm. It moves through your bloodstream and into certain tissues. These tissues …
Medical tests
… Feels Risks Results Test Overview When your doctor checks your pelvic organs, it's called a pelvic examination. This … samples of cells for cervical cancer screening. Before your examination, it's important to share some information …
Medical tests
… cord and brain that you need to urinate. In response, your spinal cord sends a signal for the bladder to contract (voiding reflex). When you hold in your urine, your brain is overriding this reflex. When you allow the …
Medical tests
… is done to check for albumin in the urine. It helps tell your doctor how well your kidneys are working. This test is done most often to … blood pressure, heart failure, and cirrhosis. The sooner your doctor knows you have kidney damage, the more your …
Medical tests
… (EKG or ECG) is a test that checks for changes in your heart while you exercise. Sometimes EKG abnormalities … an increased chance of having heart disease. How To Prepare Your doctor may recommend how you should eat before the test. For example, your doctor may suggest you only eat a light breakfast …
Medical tests
… of thyroid tissue can be taken by: Fine-needle biopsy. Your doctor puts a thin needle through the skin and into the … biopsy method rather than surgery. Core needle biopsy. Your doctor inserts a needle with a special tip and removes … of tissue about the size of a grain of rice. Open biopsy. Your doctor makes a cut (incision) through the skin to see …
Medical tests
… Test Overview A cardiac blood pool scan shows how well your heart is pumping blood to the rest of your body. During this test, a small amount of a radioactive … To Prepare Before having a cardiac blood pool scan, tell your health professional if you: Are allergic to any …
