328 results found
Medical tests
… (hCG) test is done to check for the hormone hCG in blood or urine. Some hCG tests measure the exact amount. … that isn't in the normal range may still be normal for you. High values If you are pregnant, very high levels of hCG can mean a multiple pregnancy (such as …
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 … ball over the needle site as the needle is removed. Put pressure on the site and then put on a bandage. How It Feels … (SI units) 110–1500 picograms per millilitre (pg/mL) High values High levels of vitamin B12 can occur in liver …
Medical tests
… Test Overview Thyroid testing Thyroid hormone tests are blood tests that check how well the thyroid gland is … Hormone (TSH) Test How To Prepare If you are taking thyroid medicines, tell your doctor when you took … that may be related to your symptoms and past health. High values High thyroid hormone levels ( hyperthyroidism ) …
Medical tests
… test measures the amount of this enzyme in a sample of blood taken from a vein or in a sample of urine. Normally, … for only a short time. In the urine, amylase may remain high for several days. Why It Is Done A test for amylase is … that isn't in the normal range may still be normal for you. High values Values may be high because of: Inflammation of …
Medical tests
… the amount of luteinizing hormone (LH) in a sample of blood or urine. LH is produced by the pituitary gland . LH … testosterone, and metformin. You may be asked to stop taking medicines (including birth control pills) that … with you in relation to your symptoms and past health. High values High luteinizing hormone values may mean: …
Medical tests
… of chemicals dissolved in the liquid part (serum) of the blood. Chemicals that affect serum osmolality include … that isn't in the normal range may still be normal for you. High values High levels may be caused by: Too little water … by some medicines, including diuretics and certain blood pressure medicines. A condition called syndrome of …
Medical tests
… Test Overview Cystometry is a test that measures the pressure inside of the bladder to see how well the bladder … find out if the nerves that control urination are working properly. Leak point pressure (LPP). About 200 mL (7 fl oz) … a bladder infection can spread to a kidney and into the blood, leading to a life-threatening infection. If an …
Medical tests
… Test Overview A thyroid-stimulating hormone (TSH) blood test is used to check for thyroid gland problems. TSH … Results are usually available in 2 to 3 days. A slightly high TSH value may not require treatment. The doctor will … tumour that is making too much TSH. This is uncommon. Not taking enough thyroid hormone medicine for treatment of an …
Medical tests
… Results Test Overview A carbon monoxide blood test is used to detect carbon monoxide poisoning . … cause no problems. But if they are not used or installed properly, carbon monoxide may build up in an enclosed space. … that isn't in the normal range may still be normal for you. High values High blood carbon monoxide values are caused by …
Medical tests
… also may be done to take the fluid out to relieve belly pressure or pain. Why It Is Done Paracentesis may be done … How To Prepare If you take a medicine that prevents blood clots, your doctor may tell you to stop taking it … Several tests may be done on the fluid. Cell counts. A high number of white blood cells (WBCs) in the fluid may …
