329 results found
Medical tests
… and fatty substances used as a source of energy by your body. Lipids are found in your blood and are stored in tissues. They are an important part of cells, and they help keep your body working normally. Lipids include cholesterol , …
Medical tests
… scan. A radioactive tracer is injected into a vein in your arm. It travels through your blood and into the lungs. Pictures from this scan can … The radioactive tracer used in this test can get into your breast milk and is not good for the baby. How It Is …
Medical tests
… an echogram, or a scan. They may be saved as part of your baby's record. Fetal ultrasound can be done two ways. … a small hand-held device called a transducer is moved over your belly. In a transvaginal ultrasound, a transducer is put into your vagina. Fetal ultrasound is the safest way to check for …
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
… you can expect. And it will help you safely prepare for your test. Preparing for the test Tell your doctor if you are allergic to iodine. Iodine is usually … used in the contrast material that the doctor will put in your bladder. Tell your doctor if you are or might be …
Medical tests
… to measure the thickness of fat at one or more places on your body. It is most accurate when a well-trained person … impedance. A small electrical current is passed through your body to measure your body's electrical resistance. This resistance is used …
Medical tests
… It measures the density of minerals (such as calcium ) in your bones. This information helps your doctor estimate the strength of your bones. We all lose some bone mass as we age. Bones …
Medical tests
… urea nitrogen (BUN) test measures the amount of nitrogen in your blood that comes from the waste product urea. Urea is made when protein is broken down in your body. Urea is made in the liver and passed out of your body in the urine. A BUN test is done to see how well …
Medical tests
… Test Overview The blood supply to your hand normally comes from two arteries: the radial … the Allen test can be used to find out if blood flow to your hand is normal. This test checks to see if both of … How It Is Done For the Allen test, you will likely rest your hand on a table or towel and make a fist. The health …
Medical tests
… A cardiac perfusion scan measures the amount of blood in your heart muscle at rest and after it has been stressed. It … set of pictures will be made when you are at rest and after your heart has been stressed, either by exercise or after … to correct a congenital heart defect. How To Prepare Tell your doctor ALL the medicines and natural health products …
