320 results found
Medical tests
… with: Gene changes (such as BRCA). Close family members who have had breast cancer. A history of radiation therapy to … is leaking. Women at increased risk for breast cancer may have screening tests that alternate between MRIs and … of problems. How To Prepare In general, there's nothing you have to do before this test, unless your doctor tells you …
Medical tests
… Test Overview Body fat testing checks how much body fat you have. It may be done to find out if you have too much or too little body fat. The test is one of the … is a type of X-ray that can tell how much fat tissue you have and where it is. Air displacement plethysmography. This …
Medical tests
… test. How To Prepare In general, there's nothing you have to do before this test, unless your doctor tells you … relax. If you think you'll get this medicine, be sure you have someone to take you home. How It Is Done You may have contrast material (dye) put into your arm through a …
Medical tests
… your body has made antibodies to H. pylori bacteria. If you have antibodies to H. pylori in your blood, it means you either are currently infected or have been infected in the past. Urea breath test. A urea breath test checks to see if you have H. pylori bacteria in your stomach. This test can show …
Medical tests
… must match your type. That means the transfused blood must have the same antigens as your red blood cells. If you get a … Rh-positive blood, Rh sensitization may occur. The baby may have Rh-positive blood if the father has Rh-positive blood. … from occurring. Problems from Rh sensitization have become very rare since Rh immunoglobulin was developed. …
Medical tests
… usually takes 30 to 60 minutes. How It Feels You will not have pain from the echocardiogram. Gel is put on your chest … not feel any discomfort from ultrasound tests. But if you have severe difficulty breathing or can't lie flat for a long examination, you may not be able to have an entire echo study. Talk to your doctor or the person …
Medical tests
… to see how well the immune system is working in people who have been diagnosed with human immunodeficiency virus (HIV) … your prior CD4+ count results. How To Prepare Before you have this test, you may have the opportunity to meet with a counsellor so that you …
Medical tests
… On the day before the test: Drink plenty of fluids. If you have kidney, heart, or liver disease and have to limit fluids, talk with your doctor before you … different products will be used. Are allergic to barium. Have had an upper digestive barium test (upper GI or barium …
Medical tests
… prick test but is more often positive in people who do not have symptoms to that allergen ( false-positive test results … tests but are often used for people who are not able to have skin tests. The most common type of blood test used is … allergens. IgE levels are often higher in people who have allergies or asthma. Other lab testing methods, such as …
Medical tests
… they occur, are important in evaluating whether you might have MS. Even symptoms that you might have had several years ago can be important. The … of the tongue. To evaluate muscle strength, the doctor will have you push with the arms and legs against the doctor's …
