233 results found
Medical tests
Medical tests
… legs and in other parts of the body ( peripheral arterial disease ). An abnormal pattern of blood vessels that may be … legs and in other parts of the body ( peripheral arterial disease ). An abnormal pattern of blood vessels that may be …
Medical tests
… stomach acid into the esophagus ( gastroesophageal reflux disease, or GERD ). Esophageal manometry . This checks the … stomach acid into the esophagus ( gastroesophageal reflux disease, or GERD ). Esophageal manometry . This checks the …
Medical tests
… low-carbohydrate or high-fat diet. Are starving or have an eating disorder, including disorders that result in poor … low-carbohydrate or high-fat diet. Are starving or have an eating disorder, including disorders that result in poor …
Medical tests
… be looked at under a microscope for signs of infection or a disease, such as cancer. Other tests may also be used to … , follow the instructions exactly about when to stop eating and drinking, or your surgery may be cancelled. If … , follow the instructions exactly about when to stop eating and drinking, or your surgery may be cancelled. If …
Medical tests
… Prepare To prepare for a thyroid scan: You may need to stop eating for several hours before the test. You may need to … Prepare To prepare for a thyroid scan: You may need to stop eating for several hours before the test. You may need to …
Medical tests
… test. Follow the instructions your doctor gives you about eating and drinking. If you take a medicine that prevents … test. Follow the instructions your doctor gives you about eating and drinking. If you take a medicine that prevents …
Medical tests
… bacteria and viruses. But in disorders known as autoimmune diseases, the immune system attacks and destroys the body's normal tissues. When a person has an autoimmune disease, the immune system produces antibodies that attach … and systemic lupus erythematosus are examples of autoimmune diseases. An ANA test is used along with your symptoms, …
Medical tests
… display a reading quickly and reduce the risk of spreading disease. But many factors can influence the accuracy of the … display a reading quickly and reduce the risk of spreading disease. But many factors can influence the accuracy of the …
Medical tests
… common type of hemoglobin found normally in adults. Some diseases, such as severe forms of thalassemia , may cause … small amounts of hemoglobin F are made after birth. Some diseases, such as sickle cell disease , aplastic anemia , and leukemia , have abnormal …
