329 results found
Medical tests
… of infection: Antigens , which are made by bacteria or viruses. Antibodies , which are made by the body to fight … more likely to have been exposed to the virus if you inject drugs, have many sex partners, or are likely to be exposed … that show you have liver problems. You are pregnant. You or your doctor wants to know if you are protected from getting …
Medical tests
… Sleep studies are tests that record what happens to your body during sleep. The studies are done to find out … lab. But they also can be done with portable equipment you use at home. Common sleep studies The most common sleep … naps on the day of your test. Tell your doctor about any drugs you are taking. You may be asked to stop taking …
Medical tests
… difficile (C. diff) are bacteria that live in your large intestine, or colon, all the time. They usually don't cause problems. But sometimes, something causes the bacteria … antibiotics or have taken them recently. Antibiotics are drugs used to kill bacteria that cause infection. But they …
Medical tests
… Information Test Overview A stool test is one of many tests used to look for colorectal cancer . Colorectal cancer … disease . Aspirin or non-steroidal anti-inflammatory drugs (NSAIDs) . A stool test is one of many tests that may … colonography . Which screening test you choose depends on your risk, your preference, and your doctor. Talk to your …
Medical tests
… infection. They look for antibodies to the bacteria that cause syphilis . Some tests look for the syphilis bacteria. … another test is done to confirm a syphilis infection. Your doctor may choose from many tests to screen for and … can cause positive test results. These include injecting drugs, recent vaccinations, endocarditis, and autoimmune …
Medical tests
… carbon dioxide in the blood from an artery. This test is used to find out how well your lungs are able to move oxygen into the blood and remove … , sleep disorders, or severe infections or who have had a drug overdose. How To Prepare If you take a medicine that …
Medical tests
… can include infection (such as from parasites , viruses , or bacteria ), poor nutrient absorption, or cancer. … antibiotics, laxatives, or non-steroidal anti-inflammatory drugs (NSAIDs) for 1 to 2 weeks before you have the test. Be sure to tell your doctor about all the non-prescription and prescription …
Medical tests
… These tests measure electrical activity that occurs in your eye when you look at something. Electrophysiology … test also looks at other cells in the retina. It may be used to check for problems such as: Retina damage from drugs or other substances. Loss of central or peripheral …
Medical tests
… response in a person. Skin tests are usually done because they are rapid, reliable, and generally less expensive … or Pharmacia CAP), may be used to provide more information. Your allergy test results may show that allergy treatment is … wheat, or shellfish). Find out whether a person may have a drug allergy or be allergic to insect venom. Blood test A …
Medical tests
… or a disease, such as cancer. Other tests may also be used to check the lymph tissue sample, including a culture , … be caused by a cut, a scratch, an insect bite, a tattoo, a drug reaction, or cancer. There are several ways to do a … a microscope for problems. Fine-needle aspiration biopsy. Your doctor inserts a thin needle into a lymph node and …
