329 results found
Medical tests
… Information Test Overview Screening tests help your doctor look for a problem before you have symptoms. Lung cancer screening is a way to find … take about 30 to 60 minutes. Most of this time is spent getting ready for the scan. The actual test takes a few …
Medical tests
… checks for antibodies to the Toxoplasma gondii parasite . Your body's natural defence system ( immune system ) will make these antibodies only if you have been infected by this tiny parasite. The amount and … system, such as someone who has HIV , has a chance of getting a toxoplasmosis infection. How To Prepare In …
Medical tests
… means a recent infection, a past infection, or that you have been vaccinated against the disease. Rubella (also … rubella. How To Prepare In general, there's nothing you have to do before this test, unless your doctor tells … is good—it means that you are immune to rubella and cannot get the infection. This is the most common rubella test …
Medical tests
… are working, the blood pH , and the amount of potassium you eat. The hormone levels in your body, severe vomiting, and taking certain medicines … enough potassium for the body's needs. But if your levels get low, it can take some time for your body to start …
Medical tests
… nicotine—or the chemicals it produces, such as cotinine—in your blood or urine. It's usually done by testing a sample of your blood or urine. The test is used to see if you smoke or … life insurance companies may require a test before you can get insurance. This is because people who smoke tend to have …
Medical tests
… test that can check for problem areas in certain tissues in your body. A radioactive tracer (tracer) called gallium citrate is injected into a vein in your arm. It moves through your bloodstream and into certain … are usually taken at 2 days and again at 3 days after you get the tracer. The tracer stays in you until your body gets …
Medical tests
… more study or printed out as photographs. Why It Is Done Your doctor may want you to have a coronary calcium scan if other test results … for a few hours before your test. Tell your doctor if you get nervous in tight spaces. You may get a medicine to help …
Medical tests
… the point of care (POC) to screen for HIV antibodies. If you have a positive test result, contact your sex partners to inform them. They may want to be tested. You may be able to get help from your local health unit to do this. Why It Is …
Medical tests
… is usually done on the sample of fluid. Before the test, your child may get medicine to help relax. Or a doctor or nurse may apply … The child is held very still while the fluid is removed. You may be asked to help with holding your child still. In …
Medical tests
… (called antigens ) on the surface of red blood cells . If you get a blood transfusion, the transfused blood must match your type. That means the transfused blood must have the …
