329 results found
Medical tests
… test can be done at any age. It may be done as soon as your baby is 10 days old, but it is often done when a baby is 2 to 4 weeks of age. Your child may need more than one sweat test to confirm a … creams or lotions on the skin for 24 hours before the test. Your child may eat, drink, and exercise normally before the …
Medical tests
… in 10 to 15 minutes. Why It Is Done It may be done so your doctor can find out right away whether you have strep … have this test. How It Is Done You will be asked to tilt your head back and open your mouth as wide as possible. Your doctor will press your …
Medical tests
… for up to 4 weeks before having a progesterone test. Tell your doctor if you have had a test that used a radioactive … radioactive tracer can interfere with the test results. Let your doctor know the first day of your last menstrual period. If your bleeding pattern is …
Medical tests
… can cause an infection. A sample of cells from the back of your throat is added to a substance that promotes the growth … there's nothing you have to do before this test, unless your doctor tells you to. Tell your doctor if you have recently taken any antibiotics. How …
Medical tests
… Home urine tests for ovulation are available. Check your response to medicines given to stimulate ovulation. How To Prepare Many medicines can change your results. Some examples are letrozole, testosterone, and … estrogen or progesterone or both for up to 4 weeks before your luteinizing hormone (LH) test. Make sure your doctor …
Medical tests
… Test Overview A swallowing study is a test that shows what your throat and esophagus do while you swallow. The test … foods coated with barium. The barium shows the movements of your throat and esophagus on the X-ray while you swallow. Why It Is Done The test helps your doctor see why you're having trouble swallowing. After …
Medical tests
… get a blood transfusion, the transfused blood must match your type. That means the transfused blood must have the same antigens as your red blood cells. If you get a transfusion of blood with antigens different from yours (incompatible blood), your immune system destroys the …
Medical tests
… vaginal discharge, irritation, or pain. How To Prepare Your doctor may ask you not to douche, have sex, or use … 24 hours before this test. How It Is Done You will take off your clothes below the waist. You'll have a gown to drape around your waist. You will then lie on your back on an examination …
Medical tests
… sample. Uric acid is produced from the natural breakdown of your body's cells and from the foods you eat. Most of the … there's nothing you have to do before this test, unless your doctor tells you to. How It Is Done A health … 2 days. Each lab has a different range for what's normal. Your lab report should show the range that your lab uses for …
Medical tests
… checks for antibodies to the Toxoplasma gondii parasite . Your body's natural defence system ( immune system ) will … The amount and type of antibodies you have shows whether your infection is recent or occurred in the past. More than … you will have antibodies to Toxoplasma gondii . To see if your growing baby is infected, the test can be done on a …