Why to get tested?
To screen for and help diagnose a liver disorder or kidney disease; sometimes to evaluate nutritional status, especially in hospitalized patients
When to get tested?
Routinely as part of the blood tests done for a physical; when a healthcare practitioner thinks that you have symptoms of a liver disorder or kidney disease; sometimes when you have unintended weight loss, have symptoms associated withmalnutrition, or prior to a planned surgery
What sample needed?
A blood sample drawn from a vein in your arm
What preparation I need before test?