299 results found
Medical tests
… be an early sign of Down syndrome , trisomy 18 , or heart problems. The test is done between 10 and 13 weeks of … it. It misses Down syndrome in 30 to 36 out of 100 fetuses. footnote 1 It's possible that a screening test will show … it. It misses Down syndrome in 30 to 36 out of 100 fetuses. footnote 1 It's possible that a screening test will show …
Medical tests
… diagnose and evaluate different kinds of vision and health problems. Electroretinography (ERG) ERG measures the … or flashes of light. An ERG test can check for diseases and problems of the retina. A full-field ERG can check how well … whole eye. It is done to check for certain eye and retina problems. Visual evoked response (VER) VER tests the …
Medical tests
… is done to: Find out about and check on mental health problems. This can include anxiety , depression , … Help tell the difference between mental and physical health problems. Check a person who has been referred for mental health treatment. This might be done for problems at school, work, or home. For example, it may be …
Medical tests
… tests and imaging scans, to help check for blood-clotting problems. A d-dimer test can also be used to check how well … person might have a dangerous blood-clotting problem. These problems include: Deep vein thrombosis , a condition in … tests and imaging scans, to help check for blood-clotting problems. A d-dimer test can also be used to check how well …
Medical tests
… A digital (finger) rectal examination is done to check for problems with organs or other structures in the pelvis and … check on symptoms, such as a change in urination. Not all problems of the prostate can be felt through the rectum. Check for problems in a woman's reproductive organs , such as the …
Medical tests
… X-ray is the most common imaging test or X-ray used to find problems inside the chest. A chest X-ray can help find some problems with the organs and structures inside the chest. … monitor treatment for these conditions. Find some heart problems, such as an enlarged heart, heart failure , and …
Medical tests
… level of CRP may mean a higher-than-normal risk of heart problems. If your risk for heart problems is high, your doctor may recommend lifestyles … but it may show a higher chance of having one. Other problems can also cause the level of hs-CRP to go up. …
Medical tests
… low levels of thyroid hormones also can be signs of thyroid problems. These antibody tests may be done after thyroid … thyroid problem. But some people who have thyroid problems don't test positive for these antibodies. And some … have thyroid antibodies. If you have symptoms of thyroid problems, they are likely caused by something else. High …
Medical tests
… vesicles. The test may also be done to look for rectal problems in men or women. Transvaginal ultrasound. The … back with your knees bent and feet and legs supported by footrests. A thin, lubricated transducer probe will be … back with your knees bent and feet and legs supported by footrests. A thin, lubricated transducer probe will be …
Medical tests
… for magnesium is done to: Find a cause for nerve and muscle problems, such as muscle twitches, irritability, and muscle … speech. Monitor kidney function. Find the cause of heart problems or trouble breathing, especially in people who have … medicines, such as diuretics . See if people who have heart problems need extra magnesium. Low magnesium levels can …
