291 results found
Medical tests
… chest pains. Check how well your heart is pumping blood. Check to see how well your heart valves are working. Look for blood clots inside your heart. Measure the size and shape of the heart's chambers. Measure the blood pressure and speed of blood flow through the heart. …
Medical tests
… load test measures how much hepatitis C virus is in the blood. Viral load may be measured before, during, and after … test is done to see if there is any active virus in the blood. It's sometimes used to see how well treatment for … It Is Done A health professional uses a needle to take a blood sample, usually from the arm. How It Feels You may …
Medical tests
… Test Overview A breath alcohol test is an estimate of your blood alcohol concentration (BAC). The test measures the … quickly. The amount of alcohol in your blood reaches its highest level about 60 minutes after you drink. But food in … amount of time it takes for the blood alcohol to reach its highest level. Most of the alcohol is broken down in the …
Medical tests
… for several reasons. It may be used to look for a blocked blood vessel. It may be used to find the cause of pain in … No signs of disease, inflammation, or infection are seen. Blood vessels and blood flow are normal. No blood clots are seen. Abnormal: …
Medical tests
… pericardium . It protects the heart and parts of the major blood vessels connected to the heart. Normally, there is a … fluid is sent to a lab where it is measured and checked for blood, microorganisms (such as bacteria, fungi , or viruses), white blood cells , sugar (glucose), cancer cells, and other …
Medical tests
… You get an injection of a radioactive tracer into your blood. Then your doctor uses a special camera to see how well your heart is pumping blood. Invasive procedure. This test is done as part of a … of your heart muscle as your ventricles fill and pump blood. The size of your ventricles. How efficiently your …
Medical tests
… Overview A cardiac perfusion scan measures the amount of blood in your heart muscle at rest and after it has been … attack to see if areas of the heart are not getting enough blood or to find out how much heart muscle has been damaged … ) is given through an IV . The tracer travels through the blood and into the heart muscle. As the tracer moves through …
Medical tests
… Results Test Overview A CD4+ count is a blood test to see how well the immune system is working in … low CD4+ count usually means a weakened immune system and a higher chance of getting opportunistic infections. Why It Is … low CD4+ count usually means a weakened immune system and a higher chance of getting opportunistic infections. Why It Is …
Medical tests
… specific instructions. 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 … Abnormal Colour and clarity Clear to light yellow Red (bloody) or milky white (cloudy) Blood cell count No large …
Medical tests
… Information Test Overview Hepatitis C virus (HCV) test is a blood test that looks for the genetic material ( RNA ) of … makes against HCV. These proteins will be present in your blood if you have a hepatitis C infection now or have had … choose the proper treatment. HCV is spread through infected blood. There is no vaccine available to prevent hepatitis C. …
