329 results found
Medical tests
… kinds of ticks. Lyme disease can be hard to diagnose because its symptoms are similar to those of many other illnesses. If you and your doctor think you have Lyme disease, your doctor will do a careful medical history and physical …
Medical tests
… 24 hours. Uric acid is made from the natural breakdown of your body's cells. It's also made from the foods you eat. Your kidneys take uric acid out of your blood and put it … the urine can get too low. High levels of uric acid can cause crystals to form in joints. This causes a painful …
Medical tests
… Risks Results Test Overview A myelogram uses X-rays and a special dye called contrast material to … space (subarachnoid space) between the bones in your spine (spinal canal). A myelogram may be done to find a … is often done after the X-rays, while the dye is still in your body. Why It Is Done A myelogram is done to check for: …
Medical tests
… Overview Hemochromatosis gene (HFE) testing is a blood test used to check for hereditary hemochromatosis, an inherited … This test might be done if you have high iron levels in your blood. This test helps to find out if you have … gene test. You may worry that test results could affect your future employment options or the cost or availability …
Medical tests
… (say "kat-uh-KOH-luh-meens") are hormones made mostly by your adrenal glands as a reaction to stress. When you feel … organs, such as the brain, heart, and kidneys. This helps your body prepare for "fight-or-flight" reactions. Your body … glands called a pheochromocytoma . Tumours like this can cause your adrenal glands to release too many hormones. And …
Medical tests
… During an ear examination, a tool called an otoscope is used to look at the outer ear canal and eardrum. An otoscope … a speculum. A pneumatic otoscope has a rubber bulb that your doctor can squeeze to give a puff of air into the ear … with the head tilted slightly toward the opposite shoulder. Your doctor may need to remove earwax in order to see the …
Medical tests
… This fluid buildup is called ascites . Ascites may be caused by infection, inflammation, an injury, or other … Prepare If you take a medicine that prevents blood clots, your doctor may tell you to stop taking it before your procedure. Or your doctor may tell you to keep taking …
Medical tests
… flows out of the bladder. This test, also called a VCUG, uses contrast fluid and X-rays so the doctor can see how the … you can expect. And it will help you safely prepare for your test. Preparing for the test Tell your doctor if you are allergic to iodine. Iodine is usually …
Medical tests
… Information Test Overview Colonoscopy is a test that allows your doctor to look at the inner lining of your large intestine (rectum and colon). Your doctor uses a thin, flexible tube called a colonoscope to look at …
Medical tests
… Feels Test Overview A non-stress test is a test that checks your baby's heartbeat patterns. It can show heart rate … to stop smoking for 2 hours before the test. This is because smoking affects your baby's heart rate and movements. How It Is Done For the …
