329 results found
Medical tests
… cause of symptoms such as rectal bleeding (blood in the stool), belly or pelvic pain, a change in urination, or a … hemorrhoids. How To Prepare If you have hemorrhoids, tell your doctor before the examination begins. Your doctor will … cause of symptoms such as rectal bleeding (blood in the stool), belly or pelvic pain, a change in urination, or 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
… the benefits of the test. Most of the tracer will leave your body through your urine or stool within a day. So be sure to flush the toilet right … of the tracer will leave your body through your urine or stool within a day. So be sure to flush the toilet right …
Medical tests
… are needed to change galactose into glucose, a sugar that your body uses for energy. A person with galactosemia … heel is poked, and several drops of blood are collected. Your baby may have a tiny bruise where the heel was poked. … a pinch is usually felt when the lancet punctures the skin. Your baby may have a little discomfort with the skin …
Medical tests
… tomography (CT) scan . For an MRI of the head, you lie with your head inside a special machine (scanner) that has a … there's nothing you have to do before this test, unless your doctor tells you to. Tell your doctor if you get nervous in tight spaces. You may get …
Medical tests
… body makes against HCV. These proteins will be present in your blood if you have a hepatitis C infection now or have … You have an HIV infection. The tests also are done to help your doctor decide about your treatment and see how well it works. How To Prepare In …
Medical tests
… there's nothing you have to do before this test, unless your doctor tells you to. How It Is Done You will need to … is usually taken from the front, back, top, and sides of your head. Hold your head completely still while the pictures are being …
Medical tests
… there's nothing you have to do before this test, unless your doctor tells you to. If an older baby is having the … it may help if the baby is a little hungry. You can feed your baby during the test. This may help calm your baby so he or she will hold still during the test. How …
Medical tests
… there's nothing you have to do before this test, unless your doctor tells you to. How It Is Done You will need to … X-ray pictures are needed for clear pictures of the face. Your head may need to be repositioned for each view. Hold your head completely still while the pictures are being …
