327 results found
Medical tests
… the level of adrenocorticotropic hormone (ACTH) in the blood to check for problems with the pituitary gland and … adrenal glands then make a hormone called cortisol, which helps your body manage stress. Cortisol is needed for life, so its levels in the blood are closely controlled. When cortisol levels rise, ACTH levels normally fall. When …
Medical tests
… injected into a vein in your arm. It travels through your blood to the testicles. Parts of the testicles where the … the testicle. This condition is called testicular torsion . Get medical care and treatment right away if you have this … Feels You may feel nothing at all from the needle puncture when the tracer is injected. Or you may feel a brief sting …
Medical tests
… out of damaged heart muscle cells, and their levels in the bloodstream rise. The test might also check for an enzyme … in other body tissues, their levels in the blood may rise when those other tissues are damaged. Cardiac enzyme studies … results. Why It Is Done Cardiac enzyme studies are done to: Help determine whether you are having a heart attack or …
Medical tests
… Test Overview A thyroid-stimulating hormone (TSH) blood test is used to check for thyroid gland problems. TSH is produced when the hypothalamus releases a substance called … triiodothyronine (T3) and thyroxine (T4). T3 and T4 help control your body's metabolism . Triiodothyronine (T3) …
Medical tests
… diseases measure the amount of certain antibodies in your blood. Your body makes antibodies to attack and destroy … of these and other tests. Why It Is Done These tests help your doctor see if you have an autoimmune disease, such … to take a blood sample, usually from the arm. How It Feels When a blood sample is taken, you may feel nothing at all …
Medical tests
… (ALP) test measures the amount of the enzyme ALP in the blood. ALP is made mostly in the liver and in bone with some … rapid bone growth (during puberty), bone disease (such as Paget's disease or cancer that has spread to the bones), a … It Is Done The ALP test is done to: Check for liver damage when you're taking medicines that can damage the liver. Help …
Medical tests
… enzyme also can be found in smaller amounts in the brain. A blood test to check the level of CK can show if there has … smaller parts to find a health problem. CK might be used to help diagnose a heart attack. This topic focuses on CK tests … to take a blood sample, usually from the arm. How It Feels When a blood sample is taken, you may feel nothing at all …
Medical tests
… you may want to pump enough breast milk before the test to get through 1 to 2 days of feeding. The radioactive tracer … Abnormal: The tracer may not be removed normally from the blood by the liver. This may be a sign of liver disease. The … infection, or swelling of the pancreas . Pain occurs when the gallbladder empties the tracer. …
Medical tests
… a vein ( IV) in your arm. The tracer moves through your blood and into the salivary glands. A special camera takes … you may want to pump enough breast milk before the test to get through 1 to 2 days of feeding. The radioactive tracer … pain during the test. You may feel a quick sting or pinch when the IV is put in your arm. The tracer may make you feel …
Medical tests
… The high-sensitivity C-reactive protein (hs-CRP) test is a blood test that finds lower levels of C-reactive protein … your doctor may recommend lifestyles changes or medicine to help lower your risk. How To Prepare In general, there's … test takes The test will take a few minutes. How It Feels When a blood sample is taken, you may feel nothing at all …
