146 results found
Medical tests
Medical tests
Medical tests
… be used. Refraction test. This test shows your level of refractive error and finds out the right prescription for … 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 …
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
… immunosorbent assay (ELISA). This test is usually the first one used to detect infection with HIV. If antibodies … test has a low chance of having a false result after the first few weeks that a person is infected. Polymerase chain … immunosorbent assay (ELISA). This test is usually the first one used to detect infection with HIV. If antibodies …
Medical tests
Medical tests
… for problem areas in certain tissues in your body. A radioactive tracer (tracer) called gallium citrate is injected … test, stop breastfeeding 2 weeks before the test. The radioactive tracer will not build up in your breast tissue. … a site on your arm and then inject a small amount of radioactive tracer. You will need to come back for the scans. …
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
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. …
