321 results found
Medical tests
… How To Prepare How It Is Done How It Feels Risks Results Related Information Test Overview The sedimentation rate … that fall to the bottom of the test tube in one hour, the higher the sed rate. When inflammation is present in the … and pre-eclampsia (toxemia of pregnancy). Viral infections. Low values Low values may be caused by: High blood sugar …
Medical tests
… How To Prepare How It Is Done How It Feels Risks Results Related Information Test Overview Catecholamines (say … glands to release too many hormones. And that can cause high blood pressure, excessive sweating, headaches, fast … cause high levels. Low values Low values may be caused by diabetes or some nervous system problems . Related …
Medical tests
… It Is Done How It Feels Risks Results What Affects the Test Related Information Test Overview A vitamin B12 … (SI units) 110–1500 picograms per millilitre (pg/mL) High values High levels of vitamin B12 can occur in liver … In rare cases, high levels may be found in people with diabetes or who are obese . Low values Low levels of vitamin …
Medical tests
… How To Prepare How It Is Done How It Feels Risks Results Related Information Test Overview Carbon dioxide (CO2) is a … normal for you. Results are usually ready in 1 to 2 days. High values A high level may be caused by: Vomiting. … A massive heart attack . Hyperthyroidism or uncontrolled diabetes . A serious infection of the whole body (sepsis). …
Medical tests
… How To Prepare How It Is Done How It Feels Risks Results Related Information Test Overview A luteinizing hormone test … of your urine can be tested for LH. It's important to follow the package directions exactly if you are doing the test … with you in relation to your symptoms and past health. High values High luteinizing hormone values may mean: …
Medical tests
… How To Prepare How It Is Done How It Feels Risks Results Related Information Test Overview An alpha-fetoprotein (AFP) … , ovaries , stomach, pancreas , or liver—are present. High levels of AFP may also be found in Hodgkin disease , … for each woman's age, weight, and race; whether she has diabetes that needs injections of insulin ; and the age of …
Medical tests
… How To Prepare How It Is Done How It Feels Risks Results Related Information Test Overview The human chorionic … 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 … of the stomach, pancreas , large intestine, liver, or lung. Low values If you are pregnant, a low level of hCG can mean …
Medical tests
… How To Prepare How It Is Done How It Feels Risks Results Related Information Test Overview Thyroid testing Thyroid … gland that lies in front of your windpipe (trachea), just below your voice box (larynx). The thyroid gland uses iodine … that may be related to your symptoms and past health. High values High thyroid hormone levels ( hyperthyroidism ) …
Medical tests
… How To Prepare How It Is Done How It Feels Risks Results Related Information Test Overview An adrenocorticotropic … cortisol levels change throughout the day. ACTH is normally highest in the early morning (between 6 a.m. and 8 a.m.) and lowest in the evening (between 6 p.m. and 11 p.m.). ACTH …
Medical tests
… How To Prepare How It Is Done How It Feels Risks Results Related Information Test Overview A parathyroid hormone … the thyroid gland . If the blood calcium level is too low, the parathyroid glands release more PTH. This causes … more calcium and phosphorus. If the calcium level is too high, the parathyroid glands release less PTH, and the whole …
