329 results found
Medical tests
… (MRA) is a type of magnetic resonance imaging (MRI) scan that uses a magnetic field and pulses of radio wave … of blood vessels inside the body. In many cases MRA can provide information that can't be obtained from an X-ray … clot, or the buildup of fat and calcium deposits (stenosis caused by plaque) in the blood vessels leading to the brain. …
Medical tests
… it is called microalbuminuria. Albuminuria is most often caused by kidney damage from diabetes . But many other conditions can lead to kidney damage. These include high blood pressure … may leak into the urine. When the kidneys spill albumin, it can mean serious kidney damage is present. This can lead to …
Medical tests
… a test to find germs (such as bacteria) in the urine that can cause an infection. Bacteria can enter through the urethra and cause a urinary tract …
Medical tests
… and strong. If your muscles don't get enough calcium, they can cramp, hurt, or feel weak. You may have long-term … orange juices, yogurts, margarines, and soy beverages. You can also get it as supplements, often combined with calcium. … normal for you. High values High levels of vitamin D can be caused by: Williams syndrome. This is a genetic problem that …
Medical tests
… Changes from the normal pattern of electrical activity can show certain conditions, such as seizures . Why It Is … for brain surgery. How To Prepare Tell your doctor ALL the medicines and natural health products you take. Some may … the test or to sleep for only about 4 or 5 hours. This is because some types of brain activity can only be seen if you …
Medical tests
… the spaces between the teeth, and under your gums. It can harden into tartar. The stain lets you to see how well … starches in foods to make acids and other substances that can cause problems and damage the teeth, gums, and bone. Acids …
Medical tests
… identify a rare inherited disease ( homocystinuria ) that causes a deficiency of one of several enzymes needed to … than water) for at least 8 hours before the test. Many medicines may affect the results of this test. Be sure to … from a vein. You may get a small bruise at the site. You can lower the chance of bruising by keeping pressure on the …
Medical tests
… the ureters , and the urethra ( urinary tract ). An IVP can show the size, shape, and position of the urinary tract, and it can evaluate the collecting system inside the kidneys. … pyelogram (CT/IVP) is usually done to look for the cause of blood in the urine. Why It Is Done An IVP is done …
Medical tests
… Computed Tomography (CT) Scan of the Spine On this page: Test Overview Why It Is Done … Feels Risks Results Test Overview A CT scan uses X-rays to make detailed pictures of the spine and … disc of the spine. Check to see if osteoporosis has caused compression fractures . Check on problems of the …
Medical tests
… tests check to see how well your lungs work. The tests can find lung problems, measure how serious they are, and … Why It Is Done Lung function tests are done to: Find the cause of breathing problems. Find certain lung diseases, … working. How To Prepare Let your doctor know if you take medicines for a lung problem. You may need to stop some of …
