282 results found
Medical tests
… Catecholamines in Blood Test On this page: Test Overview Why It Is Done How To … hormones epinephrine, norepinephrine, and dopamine in the blood. These catecholamines are made by nerve tissue , the … the adrenal glands called a pheochromocytoma. Catecholamine levels in the blood can change quickly, so it may be hard to …
Medical tests
… Blood Alcohol Test On this page: Test Overview Why It Is … It Feels Risks Results Test Overview A blood alcohol test measures the amount of alcohol (ethanol) … drivers. Most provinces have legal consequences starting at levels as low as 0.05. Legal limits are set lower for …
Medical tests
… Renin Blood Test On this page: Test Overview Why It Is Done How To … Results Test Overview A renin assay blood test is done to find the cause of high blood pressure … other substances to help balance sodium and potassium levels in the blood and fluid levels in the body, which …
Medical tests
… Prealbumin Blood Test On this page: Test Overview Why It Is Done How To … Overview This test measures the amount of prealbumin in the blood. Prealbumin is a protein that is made in the liver and … and other substances through the blood. When prealbumin levels are lower than normal, it may be a sign of a poor …
Medical tests
… Lipase Blood Test On this page: Test Overview Why It Is Done How To … A lipase test measures the amount of this enzyme in a blood sample. High amounts of lipase may be found in the blood when the pancreas is damaged or when the tube leading …
Medical tests
… Blood Type Test On this page: Test Overview Why It Is Done … It Feels Risks Results Test Overview Blood type tests are done before a person gets a blood transfusion and to check a pregnant woman's blood …
Medical tests
… Sodium (Na) in Blood Test On this page: Test Overview Why It Is Done How To … body (about 85%) is found in blood and lymph fluid. Sodium levels in the body are partly controlled by a hormone called … or injury, diabetic ketoacidosis , or a condition called diabetes insipidus that makes it hard to balance the water …
Medical tests
… Calcium (Ca) in Blood Test On this page: Test Overview Why It Is Done How To … Test Overview A test for calcium in the blood checks the calcium level in the body that is not … in the blood is carefully controlled. When blood calcium levels get low ( hypocalcemia ), the bones release calcium …
Medical tests
… Uric Acid in Blood Test On this page: Test Overview Why It Is Done How To … Feels Risks Results Test Overview The blood uric acid test measures the amount of uric acid in a … the level of uric acid in the blood increases. High levels of uric acid in the blood can cause solid crystals to …
Medical tests
… Home Blood Pressure Test On this page: Test Overview Health Tools … Test Overview Using a home blood pressure monitor lets you keep track of your blood pressure at home. Blood pressure is a measure of how …
