77 results found
Medical tests
… substance, creatine (say "KREE-uh-teen"), is formed when food is changed into energy through a process called … clearance levels can be caused by carbon monoxide poisoning and pregnancy. High BUN-to-creatinine ratios occur … substance, creatine (say "KREE-uh-teen"), is formed when food is changed into energy through a process called …
Medical tests
… the body depends on the amount of: Calcium you get in your food. Calcium and vitamin D your intestines absorb. … They also control the amount of calcium you absorb from food and the amount passed from the body in urine. The blood … It is important to get the right amount of calcium in your food because the body loses calcium every day. Foods rich in …
Medical tests
… the body depends on the amount of: Calcium you get in your food. Calcium and vitamin D your intestines absorb. … They also control the amount of calcium you absorb from food and the amount passed from the body in urine. The blood … It is important to get the right amount of calcium in your food because the body loses calcium every day. Foods rich in …
Medical tests
… of folate and folic acid in the diet. Folate is found in foods such as liver; citrus fruits; dark green, leafy … form of folate. It's found in vitamin pills and fortified foods, such as fortified breakfast cereals. Folate can also … of folate in the blood may mean that you eat a lot of foods rich in folate or folic acid, take vitamins, or take …
Medical tests
… with a substance called barium. Or you might swallow solid foods coated with barium. The barium shows the movements of … study, you will swallow liquid mixed with barium or solid foods coated with barium. While you swallow, the doctor and … is used to make it easier to drink. Risks The barium in the food isn't harmful. Some people gag when they drink the …
Medical tests
… prevent the small intestine from absorbing nutrients in food. D-xylose is normally easily absorbed by the intestines … weight, especially when the child seems to be eating enough food. How To Prepare For 24 hours before a D-xylose test, do not eat foods high in pentose, a sugar similar to D-xylose. These …
Medical tests
… the kidneys. This can cause a buildup of urea in the blood. Poisoning with certain substances. These include ethanol … the kidneys. This can cause a buildup of urea in the blood. Poisoning with certain substances. These include ethanol …
Medical tests
… by cells, called G cells, in the stomach lining. When food enters the stomach, G cells trigger the release of … acid (gastric acid) that helps break down and digest food. When enough gastric acid has been produced by the … bile . It also stimulates the intestines to help move food through the digestive tract . Sometimes a test for …
Medical tests
… abnormal adrenal growth are suspected. How To Prepare Eat foods with a normal amount of sodium (2,300 mg per day) for at least 2 weeks before the test. Do not eat foods that are very salty, such as bacon, canned soups and … levels. Tell your doctor if you are on a low-salt food plan. Do not eat natural black licorice for at least 2 …
Medical tests
… , blockage of blood flow to the intestines, carbon monoxide poisoning , or pulmonary embolism that prevent adequate … cells. Extremely strenuous exercise or extreme overheating. Poisoning by alcohol (ethanol), wood alcohol (methanol), or … , blockage of blood flow to the intestines, carbon monoxide poisoning , or pulmonary embolism that prevent adequate …
