299 results found
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Test Overview A bilirubin … direct bilirubin measurements. When bilirubin levels are high, the skin and whites of the eyes may look yellow … sample will be needed if the baby's bilirubin level is high. Blood sample from a vein A health professional uses a …
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Test Overview A lactic … for energy and makes lactic acid. Lactic acid levels get higher when strenuous exercise or other conditions—such as … oxygen throughout the body. Lactic acid levels can also get higher when the liver is severely damaged or diseased, …
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Test Overview A … of FSH varies throughout a woman's menstrual cycle and is highest just before she releases an egg (ovulates). In men, … with you in relation to your symptoms and past health. High values High FSH values in a woman may mean: A genetic …
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results What Affects the Test … prematurely, such as hemolytic anemia . Also, being at high altitudes may cause reticulocyte counts to rise, to help you adjust to the lower oxygen levels at high altitudes. Why It Is Done A reticulocyte count is done …
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Test Overview A folate … B12 deficiency is working. See if the folate level is high enough to prevent certain birth defects. How To Prepare … that isn't in the normal range may still be normal for you. High values High levels of folate in the blood may mean that …
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results What Affects the Test … with you in relation to your symptoms and past health. High values High values of homocysteine may be caused by: Not getting …
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Test Overview An amylase … 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
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Test Overview A gastrin … tract . Sometimes a test for gastrin is done after eating a high-protein diet or after receiving an injection of the … that isn't in the normal range may still be normal for you. High levels High gastrin levels may be caused by: …
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Test Overview A total … for you. Results are usually available within 12 hours. High values High albumin levels may be caused by: Severe dehydration . …
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Test Overview A blood … insulin so that your blood glucose levels do not get too high. Blood glucose levels that remain high over time can damage your eyes, kidneys, nerves, and …
