282 results found
Medical tests
… Overview A complement test uses a blood sample to detect a group of proteins that help the … develop our content . … Overview A complement test uses a blood sample to detect a group of proteins that help the …
Medical tests
… tissue from the body. A karyotype test usually is done on a blood sample taken from a vein. For testing during … be done on a sample of amniotic fluid or the placenta . Blood sample from a vein A health professional uses a needle to take a blood sample, usually from an arm. Cell sample from a fetus …
Medical tests
… the amount of follicle-stimulating hormone (FSH) in a blood sample. FSH is produced by the pituitary gland . In … It Is Done A health professional uses a needle to take a blood sample, usually from an arm. For a woman who is having … may still be normal for you. Many conditions can change FSH levels. Your doctor will discuss any significant abnormal …
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
… as brain activity, eye movement, oxygen and carbon dioxide blood levels, heart rate and rhythm, breathing rate and rhythm, … brain activity, eye movement, oxygen and carbon dioxide blood levels, heart rate and rhythm, breathing rate and …
Medical tests
… (low pH ) or alkalinity (high pH) of the semen. White blood cell count. White blood cells are not usually present in semen. Why It Is Done … how well they can move or can penetrate an egg. White blood cell count. A high number of white blood cells and …
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
… measure how much tracer the thyroid gland absorbs from the blood. The test can show how much tracer is absorbed by the … a bee sting or from eating shellfish. Before an RAIU test, blood tests may be done to measure the amount of thyroid … the thyroid gland at each one of these times is at normal levels. Abnormal: The test shows either more or less uptake …
Medical tests
… the doctor inserts flexible tubes called catheters into blood vessels. These blood vessels are typically in the groin or neck. Then the … oximeter may be clipped to your finger. It measures oxygen levels in your blood and monitors your pulse. An intravenous …
Medical tests
… Bleeding problems. Lupus. Chronic kidney disease. Type 1 diabetes or gestational diabetes. High blood pressure (hypertension). Pre-eclampsia. A small amount …
