281 results found
Medical tests
… the amount of luteinizing hormone (LH) in a sample of blood or urine. LH is produced by the pituitary gland . LH … of your urine can be tested for LH. It's important to follow the package directions exactly if you are doing the test … chemotherapy, cancer, or injury. Klinefelter syndrome . Low values Low luteinizing hormone values may mean: Anorexia …
Medical tests
… (CO2) is a gaseous waste product from metabolism . The blood carries carbon dioxide to your lungs, where it is … ), heart disease, Cushing's disease , or Conn's syndrome . Low values A low level may be caused by: Hyperventilation . … A massive heart attack . Hyperthyroidism or uncontrolled diabetes . A serious infection of the whole body (sepsis). …
Medical tests
… protein test measures the total amount of protein in the blood. It also measures the amounts of two major groups of … sarcoidosis . Kidney disease. Liver disease. Tuberculosis . Low values Low albumin levels may be caused by: A poor diet … sprue or Crohn's disease . Hodgkin lymphoma. Uncontrolled diabetes. Hyperthyroidism . Heart failure . Related …
Medical tests
… Test Overview Thyroid testing Thyroid hormone tests are blood tests that check how well the thyroid gland is … gland that lies in front of your windpipe (trachea), just below your voice box (larynx). The thyroid gland uses iodine … growths (nodules). Taking too much thyroid medicine. Low values Low thyroid hormone levels ( hypothyroidism ) may …
Medical tests
… Bleeding problems. Lupus. Chronic kidney disease. Type 1 diabetes or gestational diabetes. High blood pressure (hypertension). Pre-eclampsia. A small amount …
Medical tests
… vitamin B12 test measures the amount of vitamin B12 in the blood. The body needs this B vitamin to make blood cells and … Wrap an elastic band around your upper arm to stop the flow of blood. This makes the veins below the band larger so … In rare cases, high levels may be found in people with diabetes or who are obese . Low values Low levels of vitamin …
Medical tests
… A bilirubin test measures the amount of bilirubin in a blood sample. Bilirubin is a brownish yellow substance found in bile . It is produced when the liver … are high, the skin and whites of the eyes may look yellow (jaundice). Jaundice may be caused by liver disease ( …
Medical tests
… ("tox screen") checks for drugs or other chemicals in your blood, urine, or saliva. Drugs can be swallowed, inhaled, injected, or absorbed through the skin or a … present in the body, not the exact level or quantity. Follow-up quantitative testing is often done to find the level …
Medical tests
… (hCG) test is done to check for the hormone hCG in blood or urine. Some hCG tests measure the exact amount. … of the stomach, pancreas , large intestine, liver, or lung. Low values If you are pregnant, a low level of hCG can mean an ectopic pregnancy or a …
Medical tests
… When you feel stressed, these hormones increase heart rate, blood pressure, breathing rate, muscle strength, and mental alertness. They also lower the amount of blood that goes to the skin and … cause high levels. Low values Low values may be caused by diabetes or some nervous system problems . Related …
