329 results found
Medical tests
… the cause of low blood sugar (hypoglycemia). How To Prepare Your doctor will give you instructions about eating and … used to treat type 2 diabetes can change the test results. Your doctor may ask you to stop these medicines before your blood test. How It Is Done A health professional uses a …
Medical tests
… and doctors' groups suggest routine screening. Talk to your doctor about whether your child has been or should be tested. To screen children … brain itself prevents proper hearing. How To Prepare Tell your doctor if you take or have taken antibiotics that can …
Medical tests
… there's nothing you have to do before this test, unless your doctor tells you to. How It Is Done A health … Results Each lab has a different range for what's normal. Your lab report should show the range that your lab uses for each test. The normal range is just a …
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 … smoke but are using a quit-smoking aid like gum or a patch, your test result may be positive. But you may be able to get …
Medical tests
… made by the body to fight the virus. They will be in your blood if you have a hepatitis A infection now or have … 8 to 12 weeks after you are first infected. They stay in your blood and protect you from hepatitis A permanently. Why … had other tests that show you have liver problems. You or your doctor wants to know if you are protected from getting …
Medical tests
… this screening test is positive, it means there is a chance your baby has a birth defect. In that case, your doctor may suggest that you have a diagnostic test, … you make wise health decisions or take action to improve your health. Decision Points focus on key medical care …
Medical tests
… Results Each lab has a different range for what's normal. Your lab report should show the range that your lab uses for each test. The normal range is just a guide. Your doctor will also look at your results based on your …
Medical tests
… exercise for several hours before the test. Do not clench your fist while having your blood drawn for a lactic acid test. These activities … Normal Each lab has a different range for what's normal. Your lab report should show the range that your lab uses for …
Medical tests
… of the way cortisol levels vary throughout a day. If your doctor thinks you might make too much cortisol, the test will probably be done late in the day. If your doctor thinks you may not be making enough, a test is … Normal Each lab has a different range for what's normal. Your lab report should show the range that your lab uses for …
Medical tests
… test. Do not use tobacco for 4 hours before the blood test. Your doctor may ask you to stop certain medicines, such as … Be sure to keep warm, because being cold can also increase your levels. Ask for a blanket if you feel cold. How It Is … Normal Each lab has a different range for what's normal. Your lab report should show the range that your lab uses for …
