Also known as:
Why Get Tested?
To screen for and help diagnose a liver disorder or kidney disease; to evaluate nutritional status, especially in hospitalized people, along with or instead of a prealbumin test
When to Get Tested?
Routinely as part of the blood tests done for a physical; when your doctor thinks that you have symptoms of a liver disorder or kidney disease; sometimes when you have an unintended weight loss, have symptoms associated with malnutrition, or prior to a planned surgery
A blood sample drawn from a vein in your arm
Test Preparation Needed?