329 results found
Medical tests
… , inflammation , or bleeding. The test can help find the cause of joint pain or swelling. Normally, only a small amount … Removing some of the joint fluid may also relieve pain caused by the buildup of fluid in your joint. How To Prepare … out where the needle should be inserted. Your doctor may use ultrasound to guide the needle placement. The skin over …
Medical tests
… this disease. They look for the bacterium, or germ, that causes gonorrhea . Testing is done on body fluid or urine … it is spread through sexual contact. It does not always cause symptoms. Tests used to find a gonorrhea infection include: Nucleic acid …
Medical tests
… from the intestinal tract into the bloodstream. Find the cause of a child's failure to gain weight, especially when the … drink the sugar solution. Blood test A health professional uses a needle to take a blood sample, usually from the arm. … D-xylose solution can make you feel sick to your stomach (nauseated). Blood test When a blood sample is taken, you may …
Medical tests
… it is called microalbuminuria. Albuminuria is most often caused by kidney damage from diabetes . But many other … kidneys in people with diabetes. Other conditions also cause albuminuria. These conditions include high blood … a large container that holds about 4 L (1 gal) . You will use the container to collect your urine. When you first get …
Medical tests
… germs (such as bacteria, a virus, or a fungus ) that can cause an infection. A sample of skin, tissue, or fluid is … no germs grow, the culture is negative. If germs that can cause an infection grow, the culture is positive. The type of … of bacteria that normally live on or in the body can cause an infection if they go to parts of the body where they …
Medical tests
… Test Overview Pericardiocentesis is done to find the cause of fluid buildup around the heart and to relieve … in the chest when the heart beats. Some diseases cause fluid to collect within the pericardium. This fluid … pericardial effusion . The test may be done to find the cause of a pericardial effusion. During this test, a needle is …
Medical tests
… into the thyroid gland. Many thyroid specialists like to use a needle biopsy method rather than surgery. Core needle … This method is done when other tests have not found the cause of your symptoms. Open biopsy is not as commonly done as … Why It Is Done A thyroid biopsy is done to find the cause of a lump (nodule) found in the thyroid gland . Lumps in …
Medical tests
… by a health professional. Clinical breast examinations are used along with mammograms to check women for breast cancer . Clinical breast examinations are also used to check for other breast problems. A clinical breast … It Feels A clinical breast examination normally does not cause any discomfort unless your breasts are tender. Risks …
Medical tests
… is the tube that carries food to your stomach. The doctor uses a thin, lighted tube that bends. It is called an … for ulcers, tumours, infection, or bleeding. It also can be used to look for signs of acid backing up into your … gastroesophageal reflux disease, or GERD. The doctor can use the scope to take a sample of tissue for study (a …
Medical tests
… procedure. Why It Is Done A spinal tap is done to: Find a cause for symptoms possibly caused by an infection (such as meningitis ), inflammation, … into the spinal canal. In rare cases, a spinal tap may be used to lower the pressure in the brain caused by too much …
