281 results found
Medical tests
… measures the amount of human growth hormone (GH) in the blood. GH is made by the pituitary gland and is needed for … Insulin-like growth factor 1 (IGF-1) levels change more slowly, and it may be the first test done. A health … should also be high. High GH levels may also be caused by diabetes , kidney disease, or starvation. These conditions …
Medical tests
… X-rays to provide detailed pictures of the heart and the blood vessels that go to the heart, lung, brain, kidneys, … ), you may be given a medicine called a beta-blocker to slow your heart rate during the test. Benefits and … you may be given a medicine called a beta-blocker to slow your heart rate during the test. The table slides into …
Medical tests
… is put into a vein ( IV ) in the arm. It moves through the blood to the liver and spleen . Areas of the liver and … spots in the pictures. Areas where the tracer collects in low amounts or does not show up are seen as dark spots. The … camera will be placed right above you. It may move slowly above and around your body, scanning for the tracer …
Medical tests
… Test Overview A d-dimer test is a blood test that measures a substance that is released when a … or arms. Pulmonary embolism , a condition in which blood flow in an artery in the lung is suddenly blocked. … isn't in the normal range may still be normal for you. A low or normal d-dimer test result means that there is very …
Medical tests
… injected into a vein in your arm. It travels through your blood to the testicles. Parts of the testicles where the … to the testicles caused by an injury or to look at the flow of blood within the testicles. How To Prepare In … if your testicles are sore. Before the scan, ask for a pillow or blanket to make yourself as comfortable as possible. …
Medical tests
… picture of the chest that shows your heart, lungs, airway, blood vessels, and lymph nodes . A chest X-ray also shows … all or most of your clothes above the waist. (You may be allowed to keep on your underwear if it does not get in the … of damage to cells or tissue from radiation, including the low levels of radiation used for this test. But the chance …
Medical tests
… of damage to cells or tissue. That's the case even with the low-level radioactive tracer used for this test. But the chance of damage is very low compared with the benefits of the test. Most of the … Gland Scan Positron Emission Tomography (PET) Cardiac Blood Pool Scan Gallium Scan HIDA Scan Lung Scan Bone Scan …
Medical tests
… (BNP) test measures the amount of the BNP hormone in your blood. BNP is made by your heart and shows how well your heart is working. Normally, only a low amount of BNP is found in your blood. But if your heart … and shows how well your heart is working. Normally, only a low amount of BNP is found in your blood. But if your heart …
Medical tests
… Test Overview A chemistry screen is a blood test that measures the levels of several substances in … meal plan or lifestyle. To look for problems, such as a low or high blood glucose level that may be causing a specific symptom. To follow a specific health condition and check how well a …
Medical tests
… to measure the amount of this hormone in a pregnant woman's blood to see if the baby may have Down syndrome . Inhibin A … result means that the level of the hormone inhibin A is low, or negative. An abnormal result means the level of the … result means that the level of the hormone inhibin A is low, or negative. An abnormal result means the level of the …
