The alanine aminotransferase (ALT) test is a blood test that checks for liver damage. ALT used to be called serum glutamic-pyruvic transaminase (SGPT). So, it's sometimes called an SGPT test. Your doctor can use this test to see if a disease, drug, or injury has damaged your liver. T...
When reviewing your results, remember there is no universal reference range for ALT. There can be variation in laboratory methods that affect what is considered normal. For this reason, it’s important to look at the range provided by the specific lab that analyzed your blood. Most often, ALT...
Normal Range ALT is measured in units per liter of blood or U/L. The normal range is around 7-35 U/L in women and 7-40 U/L in men. There may be some lab-to-lab variability in ranges due to differences in equipment, techniques, and chemicals used. ALT levels typically do not cha...
Can be caused by factors located outside of the liver, such as hemolysis (the breakdown of the red blood cells), and muscle or thyroid gland diseases. Too Low AST ALT ratio - check the section below. The interpretation of an elevated and normal AST ALT ratio is based on many factors. ...