329 results found
Medical tests
… are two types of ophthalmoscopy. Direct ophthalmoscopy. Your doctor uses a tool that is about the size of a small … can magnify up to about 15 times. Indirect ophthalmoscopy. Your doctor uses a small hand-held lens and either a slit … there's nothing you have to do before this test, unless your doctor tells you to. How It Is Done Tell your doctor if …
Medical tests
… Prepare If you take a medicine that prevents blood clots, your doctor may tell you to stop taking it before your procedure. Or your doctor may tell you to keep taking it. (These medicines …
Medical tests
… with the results of a D-xylose test. For this reason, your doctor may instruct you to temporarily stop these … about 2 hours after you drink the D-xylose solution. Almost all of the D-xylose is eliminated from the body in the … about 2 hours after you drink the D-xylose solution. Almost all of the D-xylose is eliminated from the body in the …
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
… pH , the amount of potassium you eat, the hormone levels in your body, severe vomiting, and taking certain medicines, … diet has enough potassium for the body's needs. But if your potassium levels get low, it can take some time for your body to start holding on to potassium. In the meantime, …
Medical tests
… time tests, no matter the testing method. It lets your doctor understand results in the same way even when … there's nothing you have to do before this test, unless your doctor tells you to. How It Is Done A health … the health professional will take a sample of blood from your fingertip instead of your vein. For a finger stick …
Medical tests
… be used to diagnose prediabetes and diabetes . An OGTT is most commonly done to check for diabetes that occurs with … women for gestational diabetes. How To Prepare Tell your doctor about all the prescription and non-prescription … be used to diagnose prediabetes and diabetes . An OGTT is most commonly done to check for diabetes that occurs with …
Medical tests
… Overview A ventriculogram is a test that shows images of your heart. The images show how well your heart is pumping. The pictures let your doctor check the health of the lower chambers of your …
Medical tests
… Prepare If you think you might have a kidney stone, talk to your doctor. You may be told to collect the stone by … at to find what chemicals it is made of. How It Feels The most common way a kidney stone is collected for this test is … at to find what chemicals it is made of. How It Feels The most common way a kidney stone is collected for this test is …
Medical tests
… Screening tests are used to see what the chance is that your baby has a certain birth defect. If a screening test is positive, it means that your baby is more likely to have that birth defect and your doctor may give you the option to have a diagnostic …
