300 results found
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Test Overview Coombs tests … This is called a transfusion reaction and can cause serious illness or even death. This is why matching blood type is so … from the needle. Or you might feel a quick sting or pinch. Risks There is very little chance of having a problem from …
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Test Overview Body … (100.4°F) to 39.9°C (103.9°F) High fever: 40°C (104°F) and higher Infants less than 3 months with a rectal temperature … and Younger Fever or Chills, Age 12 and Older Heat-Related Illnesses Medical Tests: Questions to Ask the Doctor …
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Test Overview A ketone … for all people with diabetes whenever symptoms of illness are present, such as nausea, vomiting, or abdominal … level. But ketone levels in diabetic ketoacidosis are much higher. Your doctor will discuss any significant abnormal …
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Test Overview Lung … that doesn't restrict your breathing in any way. Avoid food or drinks with caffeine. Caffeine can cause your … your lungs after you inhale as deeply as you can. Normal or higher Functional residual capacity (FRC) The amount of air …
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Test Overview … tremors. How To Prepare You may be asked to avoid certain foods and fluids for 2 to 3 days before the test. They … stress, such as burns, a whole-body infection (sepsis), illness, surgery, or traumatic injury, can cause high …
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results What Affects the Test … a deficiency of one of several enzymes needed to convert food to energy. Help determine a cause for otherwise … much alcohol. Your sex. Homocysteine levels are normally higher in men than in women. Age. Homocysteine levels get …
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Test Overview An upper … called the duodenum. The esophagus is the tube that carries food to your stomach. The doctor uses a thin, lighted tube … away on its own without treatment. The risk of problems is higher in people who have serious heart disease. It's also …
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Test Overview A test for … 24 hours. How To Prepare You may be asked to avoid certain foods and fluids for 2 to 3 days before having this test, … stress, such as burns, a whole-body infection (sepsis), illness, surgery, or traumatic injury, can cause high …
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Test Overview The D-xylose … prevent the small intestine from absorbing nutrients in food. D-xylose is normally easily absorbed by the intestines … hookworm . An infection that causes vomiting (such as foodborne illness or the flu). Malabsorption …
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Test Overview A blood … reaches its highest level about an hour after drinking. But food in the stomach may increase the amount of time it takes … some of the alcohol. The blood alcohol level will be higher if you do not eat before or while you drink. …
