329 results found
Medical tests
… Overview Chorionic villus sampling (CVS) is a test that can find certain problems with your fetus . These include … used to guide the catheter or needle to the right spot. CVS can find many genetic conditions, such as Tay-Sachs disease … genetic conditions. You may choose to have this test because: Of your age. As you get older, you have a greater …
Medical tests
… and DNA from cells attached to the root of the hair. It can be used to find out if people are related. Forensic hair … Hair analysis can also be used to check for poisoning caused by metals such as lead or mercury. But hair analysis … levels of certain minerals in the hair. Also, the use of medicines such as birth control pills can change the mineral …
Medical tests
… Coronary Calcium Scan On this page: Test Overview Why It Is Done How To … Information Test Overview Coronary calcium scans use a special X-ray test called computed tomography … other medical tests. Over time, exposure to radiation may cause cancer and other health problems. But in most cases, …
Medical tests
… a microscope for signs of infection or a disease, such as cancer. Other tests may also be used to check the lymph … usually mean an infection. But the swelling can also be caused by a cut, a scratch, an insect bite, a tattoo, a drug … cancelled. If your doctor has instructed you to take your medicines on the day of surgery, do so using only a sip of …
Medical tests
… the phenylalanine level builds up in the baby's blood and can cause brain damage, seizures, and intellectual disability . The damage caused by PKU can begin weeks after the baby has started drinking breast …
Medical tests
… A lung biopsy removes a small piece of lung tissue that can be looked at under a microscope. The biopsy can be done … biopsy is usually done when other tests can't identify the cause of lung problems. How To Prepare If you take aspirin … understand exactly what your doctor wants you to do. These medicines increase the risk of bleeding. Your doctor may …
Medical tests
… a microscope. The tissue samples taken are looked at for cancer cells. For a transrectal prostate biopsy, an … Or your doctor may tell you to keep taking it. (These medicines include aspirin and other blood thinners.) Make … to 12 samples are collected. Risks A prostate biopsy rarely causes problems with erections. It doesn't affect your …
Medical tests
… Information Overview During pregnancy, a uterine infection causes inflammation , which can trigger preterm labour. This inflammation can also stimulate the amnion cells to produce fetal …
Medical tests
… films). Why It Is Done A spinal X-ray is done to: Find the cause of ongoing pain, numbness, or weakness. Check for … and a physical examination done to see whether the brace can be taken off without hurting the spine. Usually 3 to 5 … to be taken. In some clinics and hospitals, X-ray pictures can be shown right away on a computer screen. How It Feels …
Medical tests
… bicycle. Spirometry measures how much and how quickly you can breathe air in and out. An exercise challenge test can see what effect exercise has on airflow. Most people … challenge test measures how much and how quickly you can breathe air in and out before and after taking medicine. …
