329 results found
Medical tests
… as two numbers, such as 20/20 (6/6) or 20/100 (6/30). The first number is the distance you stand from the chart, … this distance. When the second number is smaller than the first number, the person's vision is better than normal. For … from 10 ft (3 m). When the second number is larger than the first number, the person's distance vision is worse than …
Medical tests
… them. If your arms are being tested, they will be tested first while you lie down. Then they'll be tested again while … the legs are tested, a blood pressure cuff may be wrapped first around the calf and then around the thigh. The test … When the arms are tested, the pressure cuff may be wrapped first around the forearm and then around the upper arm. …
Medical tests
… They are found in blood and lymph fluid and are the first type of antibody made in response to an infection. … are the type that form when an infection occurs for the first time, high levels of IgM can mean a new infection is … They are found in blood and lymph fluid and are the first type of antibody made in response to an infection. …
Medical tests
… additional lymph nodes. The sentinel lymph node is the first node in a group of nodes in the body where cancer … the original cancer site. The dye or tracer moves to the first lymph node (sentinel node) that drains close to the … additional lymph nodes. The sentinel lymph node is the first node in a group of nodes in the body where cancer …
Medical tests
… fibrosis . For this test, you breathe through a tube. First you breathe air that contains a tracer gas. Then you … with force in one breath. Lower FEV1 divided by FVC See the first two tests above. Lower Forced expiratory flow 25% to … in one breath. Normal or lower FEV1 divided by FVC See the first two tests above. Normal or higher Forced expiratory …
Medical tests
… any pain or discomfort. The gel may feel cold when it is first put on your skin. And you may feel light pressure from … any pain or discomfort. The gel may feel cold when it is first put on your skin. And you may feel light pressure from …
Medical tests
… antinuclear antibody test, or ANA. This test is often done first to look for antibodies that can cause autoimmune … antinuclear antibody test, or ANA. This test is often done first to look for antibodies that can cause autoimmune …
Medical tests
… Carcinoembryonic Antigen (CEA) Test On this page: Test Overview Why … breast, ovary, or lung. CEA is normally produced during the development of a fetus . The production of CEA stops before … returned after treatment. A steadily rising CEA may be the first sign that cancer has come back after treatment. Also, …
Medical tests
… 1 (IGF-1) levels change more slowly, and it may be the first test done. A health professional uses a needle to take … 1 (IGF-1) levels change more slowly, and it may be the first test done. A health professional uses a needle to take …
Medical tests
… footrests. Your doctor may do a bimanual pelvic examination first. This is done so the doctor can feel where and how … footrests. Your doctor may do a bimanual pelvic examination first. This is done so the doctor can feel where and how …
