329 results found
Medical tests
… are two types of ophthalmoscopy. Direct ophthalmoscopy. Your doctor uses a tool that is about the size of a small … can magnify up to about 15 times. Indirect ophthalmoscopy. Your doctor uses a small hand-held lens and either a slit … there's nothing you have to do before this test, unless your doctor tells you to. How It Is Done Tell your doctor if …
Medical tests
… fainted or who often feel light-headed. The results help your doctor know the cause of your fainting or feeling light-headed. The test uses a … that slowly tilts you to an upright position. It checks how your body responds when you change positions. Why It Is Done …
Medical tests
… Test Overview Neuropsychological testing can help your doctor find out how a problem with your brain is affecting your ability to reason, concentrate, solve problems, or …
Medical tests
… through the digestive tract . After you chew and swallow your food, it moves into your stomach, where it is mixed with acid and digestive enzymes . After your food leaves your stomach, it is squeezed through your …
Medical tests
… of these) has been injected into the joint. This allows your doctor to see the soft tissue structures of your joint, such as tendons , ligaments , muscles, cartilage , and your joint capsule. These structures are not seen on a plain …
Medical tests
… Overview A HIDA scan is an imaging test that checks how your gallbladder is working. The gallbladder is a small sac under your liver. It stores bile, a fluid that helps your body digest fats. If there are problems with the …
Medical tests
… view of the parts of the eye . During the examination, your doctor can look at the front parts of the eye. These … lamp examination. Eyedrops may be used to widen (dilate) your pupils and to numb the surface of your eyes. Before the test, tell your doctor if you have …
Medical tests
… Test Overview An endometrial biopsy is a way for your doctor to take a small sample of the lining of the … microscope for abnormal cells. An endometrial biopsy helps your doctor find problems in the endometrium. An endometrial … time as another test, called hysteroscopy , which allows your doctor to look through a small lighted tube at the …
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 into urine so that it can leave your …
Medical tests
… is a procedure that looks at the space behind your breastbone and between your lungs. This area is called the mediastinum (say … you can expect. And it will help you safely prepare for your procedure. Preparing for the procedure Be sure to ask …