329 results found
Medical tests
… normal, it may be a sign of a poor diet (malnutrition). Your doctor may use the results of this test to make changes in your diet. He or she also may use the results to see how … fluids are working. Other health problems also may cause your levels to drop. You may need another blood test to be …
Medical tests
… there's nothing you have to do before this test, unless your doctor tells you to. How It Is Done Urine sodium can be … sample is done at home. Timed urine collection You collect your urine for a period of time, such as over 4 or 24 hours. Your doctor will give you a large container that holds about …
Medical tests
… Anoscopy, proctoscopy, and sigmoidoscopy tests allow your doctor to look at the inner lining of your anus, your rectum, and the lower part of the large intestine …
Medical tests
… from an artery. This test is used to find out how well your lungs are able to move oxygen into the blood and remove … carbon dioxide from the blood. As blood passes through your lungs, oxygen moves into the blood while carbon dioxide … Prepare If you take a medicine that prevents blood clots, your doctor may tell you to stop taking it before your test. …
Medical tests
… that checks for problems with the electrical activity of your heart. An EKG shows the heart's electrical activity as … along with the risks, benefits, and other options. Tell your doctor ALL the medicines and natural health products … you take. Some may increase the risk of problems during your test. Your doctor will tell you if you should stop …
Medical tests
… you make wise health decisions or take action to improve your health. Decision Points focus on key medical care … Infection? How To Prepare You may be asked to empty your bladder just before the test, both for your own comfort and to help with the examination. Talk to …
Medical tests
… a microscope for problems. Fine-needle aspiration biopsy. Your doctor inserts a thin needle into a lymph node and removes a sample of cells. Core needle biopsy. Your doctor inserts a needle with a special tip and removes … about the size of a grain of rice. Open (surgical) biopsy. Your doctor will make a small cut in the skin and remove a …
Medical tests
… in the brain caused by too much CSF. How To Prepare Tell your doctor ALL the medicines and natural health products … you take. Some may increase the risk of problems during your test. Your doctor will tell you if you should stop taking any of …
Medical tests
… the blood (such as electrolytes ). A chemistry screen tells your doctor about your general health, helps look for certain problems, and … chemistry screen you have done depends on what information your doctor is looking for. A chemistry screen may include …
Medical tests
… in the body depends on the amount of: Calcium you get in your food. Calcium and vitamin D your intestines absorb. Phosphate in the body. Certain … true. It is important to get the right amount of calcium in your food because the body loses calcium every day. Foods …
