329 results found
Medical tests
… On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Related … Test Overview Cardiac catheterization is a test to check your heart. This test uses a thin, flexible tube called a … Find out how well the heart valves work. How To Prepare Follow the instructions exactly about when to stop …
Medical tests
… On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Related … is a procedure that looks at the space behind your breastbone and between your lungs. This area is called the mediastinum (say "mee-dee-ya-STY-num"). …
Medical tests
… Scan On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Related … 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 …
Medical tests
… On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Related … of thyroid tissue can be taken by: Fine-needle biopsy. Your doctor puts a thin needle through the skin and into the … ultrasound test or a radioactive thyroid scan. How To Prepare You may have a needle or open biopsy. Needle biopsy. You …
Medical tests
… On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Related … material , fluoroscopy , and X-ray . Before the test, you drink a mix of barium (barium contrast material) and … ( duodenum ) on a video screen. Several X-ray pictures are taken at different times and from different views. A …
Medical tests
… On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Related … Making a cut (incision) through the skin to expose an area of the bone ( open biopsy ). General anesthesia or … bone problems seen on an X-ray. An open bone biopsy allows your doctor to do surgical treatment at the same time, if …
Medical tests
… (MRI) On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Related … be seen with other imaging methods. For an MRI test, the area of the body being studied is placed inside a special … . How To Prepare For some MRI pictures of the belly, you may be asked to not eat or drink for several hours …
Medical tests
… Tests On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Related … different functions of the eye. Some of the tests measure your ability to see details at near and far distances, check … see different colours. Others may check how sensitive you are to glare (brightness acuity), how well your eyes work …
Medical tests
… On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Related … cancer is normally one of the lymph nodes under the arm. Your doctor injects a blue dye or special tracer substance or both into the area around the original cancer site. The dye or tracer …
Medical tests
… Test On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Related … difficile (C. diff) are bacteria that live in your large intestine, or colon, all the time. They usually … for cancer. The C. diff toxins test looks at a stool sample to see if those toxins are present. A positive …
