305 results found
Medical tests
… rheumatoid arthritis ) and some infections. Sometimes a healthy person can have a high RF level. The amount of RF in … arthritis. Another agglutination test mixes the blood being tested with a sheep's red blood cells that have been … along with information gained from a medical history and a physical examination before diagnosing rheumatoid arthritis. …
Medical tests
… for problem areas in certain tissues in your body. A radioactive tracer (tracer) called gallium citrate is injected … doctor more clearly see the areas of your body that are being studied. How It Is Done A gallium scan is usually done … you had the scans. Gallium scan Normal: The collection and activity of gallium in the bones, liver, spleen, and large …
Medical tests
… other tests are done to find the right medicine for treating the infection. This is called sensitivity testing. … use mouthwash before you collect your sputum sample. Some types of mouthwash can kill bacteria and could affect your … morning before you eat or drink anything. In some cases, three or more morning samples may be needed. (This is often …
Medical tests
… be high while a renin level will be low. Usually a renin activity test is done when the aldosterone level is … or low blood potassium levels. This is done when overactive adrenal glands or an abnormal adrenal growth are … positions and under different conditions, such as not eating before the test or eating foods that contain a …
Medical tests
… During a scan to look at kidney function, a radioactive tracer substance is injected into a vein in the arm … pictures of the tracer in the kidneys. This helps show cell activity and function in the kidneys. Many different kinds … tracers are used depending on what kind of scan is being done. Areas of the kidneys where the tracer shows up …
Medical tests
… SMAC-20) looks at 20 different things in the blood. Other types of chemistry screens (such as an SMA-6, SMA-7, or … Done A chemistry screen may be done: As part of a routine physical examination. To help you and your doctor plan … Done A chemistry screen may be done: As part of a routine physical examination. To help you and your doctor plan …
Medical tests
… B tests are blood tests that show whether you have an active hepatitis B infection. The tests can also show if you … You or your doctor wants to know if you are protected from getting the disease. The tests also are done to help your … or chronic infection. Hepatitis B surface antigen shows an active infection. If the test is positive for longer than 6 …
Medical tests
… sometimes called 3D mammogram. It uses X-rays to create a three-dimensional image of the breast. This test may be used … lift your arm. For a few seconds while the X-ray picture is being taken, you will need to hold your breath. Usually at … tissue is dense. False-negative results can keep you from getting treatment and can give a false sense of security. …
Medical tests
… and vocal cords with a scope (laryngoscope). There are two types of laryngoscopy, and each uses different equipment. … test takes How long a laryngoscopy takes is similar for the three types: An indirect test takes 5 to 10 minutes. A … test takes How long a laryngoscopy takes is similar for the three types: An indirect test takes 5 to 10 minutes. A …
Medical tests
… doctor will tell you how soon before the biopsy to stop eating and drinking. Follow the instructions exactly about … several weeks to get results from tissue samples that are being tested for certain infections, such as tuberculosis . … Abnormal cells and tissue in the lung may be due to active infection, certain lung diseases, or several …
