282 results found
Medical tests
… Results Test Overview A carbon monoxide blood test is used to detect carbon monoxide poisoning . … it. The test measures the amount of hemoglobin in your blood that has bonded with carbon monoxide. Carbon monoxide … poisoning become more severe as the carbon monoxide levels increase. Women and children usually have fewer red …
Medical tests
… used to evaluate brain, head, and neck problems; to look at blood flow to the heart; to examine bones; and to diagnose … Before you have a SPECT scan, tell your doctor if you: Have diabetes. If you take medicine to control diabetes, you may need to take less than your normal dose. …
Medical tests
… is present in almost all of the tissues in the body and its levels rise in response to cell damage. LDH levels are measured from a sample of blood taken from a vein. Why It Is Done LDH levels help find … It Is done A health professional uses a needle to take a blood sample, usually from the arm. How long the test takes …
Medical tests
… How To Prepare How It Is Done Results Test Overview Some blood tests are used to determine whether your liver is … studies) Your liver may be damaged if you have increased levels of: Alanine aminotransferase (ALT or SGPT). Aspartate … It Is Done A health professional uses a needle to take a blood sample, usually from the arm. Results Normal All …
Medical tests
… . A test for DHEA-S checks the level of this hormone in the blood. Testosterone affects sexual features and development. … This test is usually done along with tests of other hormone levels. DHEA-S might be tested to: Look for the cause of … except water for 9 to 12 hours before you have your blood drawn. In most cases, you are allowed to take your …
Medical tests
… of the heartbeat can also be noted, as well as whether the blood vessel feels hard or soft. Changes in your heart rate or rhythm, a weak pulse, or a hard blood vessel may be caused by heart disease or another … of heart disease and medicine to treat heart disease. High levels of fitness. An underactive thyroid gland ( …
Medical tests
… and how soon to do it. If you take a medicine that prevents blood clots, your doctor may tell you to stop taking it … keep taking it. (These medicines include aspirin and other blood thinners.) Make sure that you understand exactly what … a transudate or an exudate. A transudate has a low white blood cell (WBC) count, a low lactate dehydrogenase (LDH) …
Medical tests
… A dye is injected into your arm. It flows through your blood to the blood vessels in your eye. The dye makes the … is working. You may need retinal imaging if: You have diabetes or diabetic retinopathy . These conditions can lead … is working. You may need retinal imaging if: You have diabetes or diabetic retinopathy . These conditions can lead …
Medical tests
… the chemicals it produces, such as cotinine—in your blood or urine. It's usually done by testing a sample of your blood or urine. The test is used to see if you smoke or use … stop using nicotine, it can take more than 2 weeks for the levels of cotinine in your blood and urine to drop. Related …
Medical tests
… Test Overview A sickle cell test is a blood test done to check for sickle cell trait or sickle cell disease . Sickle cell disease is an inherited blood disease that causes red blood cells to be deformed ( sickle-shaped ). The red blood …
