329 results found
Medical tests
… a lot. When you are too hot, the blood vessels in your skin widen to carry the excess heat to your skin's surface. … fever. Check for a very low body temperature in people who have been exposed to cold. Check for a very high body … a rectal temperature can cause a little discomfort, but it should not be painful. Taking an ear temperature causes …
Medical tests
… screening test . This test shows the chance that a baby may have a certain problem. It can't show for sure that a baby … that are important to many health problems. Pregnancy: Should I Have Screening Tests for Birth Defects? Why It Is … called a transducer will be pressed against the gel on your skin and moved over your belly. Images of the baby are …
Medical tests
… heartbeats that occur during these activities. Many people have irregular heartbeats ( arrhythmias ) from time to time. … blouse or shirt. If you're getting a monitor put under your skin, you will get instructions on how to prepare for the … a small cut and places the monitor under the skin. You shouldn't feel any pain. Risks There is no risk from …
Medical tests
… autopsy. Why It Is Done Requested autopsies Deciding to have an autopsy can be hard for families who have just lost … form usually describes the details of the autopsy. It should clearly state if organs and tissues will be saved or … troubling new information. For example, the doctor may find cancer during the autopsy. Or the results of a liver test …
Medical tests
… (sometimes called a vaginal smear) is a test to find the cause of vaginitis, or inflammation of the vagina and the … check for bacteria, yeast, trichomoniasis, and white blood cells. Why It Is Done A vaginal wet mount is done to find … mount Normal: No yeast, bacteria, trichomoniasis, or clue cells are found on the slide. White blood cells are not …
Medical tests
… physical examination. The fundus has a lining of nerve cells called the retina. The retina detects images that pass … glaucoma. How To Prepare In general, there's nothing you have to do before this test, unless your doctor tells you … The doctor may apply pressure to your eyeball through the skin of your eyelids by using a small, blunt tool. The …
Medical tests
… a specific amount of salt. Your doctor may ask you to have your blood drawn at a certain time. That's because … has a different range for what's normal. Your lab report should show the range that your lab uses for each test. The … blood pressure ( pre-eclampsia ). An overgrowth of normal cells in the adrenal glands (called adrenal hyperplasia) or …
Medical tests
… joints are in the correct position after joint replacement surgery. How To Prepare In general, there's nothing you have to do before this test, unless your doctor tells you … injury. Risks There is always a slight chance of damage to cells or tissue from radiation, including the low levels of …
Medical tests
… the water and the chemicals in your blood. Find out if you have severe dehydration or overhydration. Check to see if … has a different range for what's normal. Your lab report should show the range that your lab uses for each test. The … (SIADH). SIADH sometimes occurs with lung disease, cancer, diseases of the central nervous system, or the use …
Medical tests
… and destroys foreign substances such as bacteria and viruses. But in disorders known as autoimmune diseases, the … system produces antibodies that attach to the body's own cells as though they were foreign substances, often causing … syndrome . How To Prepare In general, there's nothing you have to do before this test, unless your doctor tells you …
