Understand Your Test

Alanine Aminotransferase (ALT)

Formal Name


Alanine Aminotransferase


Why Get Tested?

To screen for liver damage and/or to help diagnose liver disease.

When To Get Tested?

When a healthcare practitioner thinks that you have symptoms of a liver disorder, such as abdominal pain, nausea and vomiting, jaundice (yellow skin), or potential exposure to hepatitis virus; as part of a comprehensive metabolic panel (CMP) when you have a routine health exam.