329 results found
Medical tests
… It measures the density of minerals (such as calcium ) in your bones. This information helps your doctor estimate the … be used in a doctor's office. You will need to lie on your back on a padded table. You probably can leave your clothes … by other problems, such as: Taking certain medicines. Cancer, such as multiple myeloma . Cushing's syndrome , …
Medical tests
… the amount of a protein called C-reactive protein in your blood. C-reactive protein measures general levels of … and diseases that cause inflammation, such as: Lymphoma (cancer of the lymph nodes). Giant cell arteritis (painful … test takes The test will take a few minutes. How It Feels When a blood sample is taken, you may feel nothing at all …
Medical tests
… as brain injury, bleeding in the brain, and some types of cancer. How To Prepare In general, there's nothing you have to do before this test, unless your doctor tells you to. How It Is Done A health … to take a blood sample, usually from the arm. How It Feels When a blood sample is taken, you may feel nothing at all …
Medical tests
… into mature red blood cells. The reticulocyte count rises when there is a lot of blood loss or in certain diseases in … drawing blood will: Wrap an elastic band around your upper arm to stop the flow of blood. This makes the … disease, rheumatoid arthritis, fevers, malaria, and cancer chemotherapy. Getting radiation therapy. Taking …
Medical tests
… puberty (also called precocious puberty). Puberty is early when it starts in females younger than age 8 and in males … Home urine tests for ovulation are available. Check your response to medicines given to stimulate ovulation. How … surgery or damage from mumps, X-ray exposure, chemotherapy, cancer, or injury. Klinefelter syndrome . Low values Low …
Medical tests
… ultrasound may be used to guide decisions during pregnancy when: The fetus is smaller than normal for the gestational … may be asked to drink water right before the test so that your bladder is full. How It Is Done This test is done in an … will be asked to lie down with a pillow under your head for support. The test is done on both sides of your neck. Then …
Medical tests
… fundoscopy) is a test that lets a doctor see inside the back of the eye , which is called the fundus. The doctor can … are two types of ophthalmoscopy. Direct ophthalmoscopy. Your doctor uses a tool that is about the size of a small … this test. If the test is painful, let the doctor know. When dilating eyedrops are used Dilating drops may make your …
Medical tests
… test uses ultrasound to look at the inside of your uterus. A salt (saline) solution is put in the uterus … tubes for blockage. How To Prepare Schedule your test for when you won't be having your period. Your doctor may … a padded table. Then you lie back with your feet and legs supported by footrests. This test is done in several steps. …
Medical tests
… recent infection, find out if an HIV infection is present when antibody test results were uncertain, and screen blood … antibodies. If you have a positive test result, contact your sex partners to inform them. They may want to be … form at the site. Results Your doctor may ask you to come back to talk about your results. This may happen no matter …
Medical tests
… a brownish yellow substance found in bile . It is produced when the liver breaks down old red blood cells. Bilirubin is … generally nothing you have to do before this test, unless your doctor tells you to. How It Is Done Blood sample from a … cause blockage of the bile ducts, such as gallstones or cancer of the pancreas . Rapid destruction of red blood …
