329 results found
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
… different functions of the eye. Some of the tests measure your ability to see details at near and far distances, check … your vision is normal, you should be able to see objects clearly throughout the entire visual field except for the area … your vision is normal, you should be able to see objects clearly throughout the entire visual field except for the area …
Medical tests
… normal, it may be a sign of a poor diet (malnutrition). Your doctor may use the results of this test to make changes in your diet. He or she also may use the results to see how … fluids are working. Other health problems also may cause your levels to drop. You may need another blood test to be …
Medical tests
… from an artery. This test is used to find out how well your lungs are able to move oxygen into the blood and remove … carbon dioxide from the blood. As blood passes through your lungs, oxygen moves into the blood while carbon dioxide … Prepare If you take a medicine that prevents blood clots, your doctor may tell you to stop taking it before your test. …
Medical tests
… you make wise health decisions or take action to improve your health. Decision Points focus on key medical care … Infection? How To Prepare You may be asked to empty your bladder just before the test, both for your own comfort and to help with the examination. Talk to …
Medical tests
… . A vaginal self-examination may help you better understand your body, the changes that take place during the menstrual … anus . Have the light reflect off the mirror so you can clearly see your vaginal area. Then use your fingers to spread … anus . Have the light reflect off the mirror so you can clearly see your vaginal area. Then use your fingers to spread …
Medical tests
… partly controls serum osmolality. Water constantly leaves your body as you breathe, sweat, and urinate. If you do not drink enough water, the concentration of chemicals in your blood (serum osmolality) increases. When serum osmolality increases, your body releases ADH. This keeps water from leaving in the …
Medical tests
… These tests measure electrical activity that occurs in your eye when you look at something. Electrophysiology … problems of the retina. A full-field ERG can check how well your entire retina is working. A multifocal ERG (mfERG) … special to prepare for the tests. Follow any instructions your doctor gives you about what to do before your test. For …
Medical tests
… kit contains specially treated test strips.You hold them in your urine stream or dip them in a sample of your urine. The strips check for nitrites and leukocytes … serious problem. If you use a home test kit, make sure that your doctor knows about any abnormal test results. And if …
Medical tests
… Test Overview Lung function tests check to see how well your lungs work. The tests can find lung problems, measure … a lung disease is working. The tests look at: How much air your lungs can hold. How quickly you can move air in and out of your lungs. How well your lungs put oxygen into and remove …
