329 results found
Medical tests
… a special diet in the days before you take the test. When the test is done, follow the instructions to return the … or taking aspirin. Stool test results that are positive when you don't have cancer are called false-positive test … a special diet in the days before you take the test. When the test is done, follow the instructions to return the …
Medical tests
… ribs and remove a sample of lung tissue. It is usually done when the other methods of lung biopsy have not been successful or can't be used, or when a larger piece of lung tissue is needed for a … a chest X-ray or a CT scan. A lung biopsy is usually done when other tests can't identify the cause of lung problems. …
Medical tests
… balloon and a tube) containing crystals that change colour when exposed to alcohol from your breath. This device is … balloon and a tube) containing crystals that change colour when exposed to alcohol from your breath. This device is …
Medical tests
… or by his sex partner. The chance of cure is very high when this cancer is found early and treated right away. … only a minute. It is best to do it after a bath or shower, when the muscles of the scrotum are warm and relaxed. How It … is best done during or after a bath or shower—when the scrotum, the skin sac that holds the testicles, is …
Medical tests
… into the skin. An intradermal allergy test may be done when a substance does not cause a reaction in the skin prick … that may prevent or reduce a reaction to a substance even when a person is allergic to the substance. Has had a severe … the patches for 24 to 72 hours. Keep the patch area dry when you bathe. And don't do any activities that could make …
Medical tests
… throw it away. Wash your hands. Your doctor will tell you when to return the sample to the lab. How long the test … throw it away. Wash your hands. Your doctor will tell you when to return the sample to the lab. How long the test …
Medical tests
… from the arm. Urea breath test A breath sample is collected when you blow into a balloon or blow bubbles into a bottle … will be tested to see if they contain material formed when H. pylori comes into contact with the tagged or … they contain H. pylori . How It Feels Blood antibody test When a blood sample is taken, you may feel nothing at all …
Medical tests
… or explain results. Risks There are some things to consider when you use an at-home genetic test. The test may not be as … or explain results. Risks There are some things to consider when you use an at-home genetic test. The test may not be as …
Medical tests
… a urine sample. There is very little chance of problems when collecting a sample of fluid from the cervix, vagina, … a urine sample. There is very little chance of problems when collecting a sample of fluid from the cervix, vagina, …
Medical tests
