ALT Blood Test: Fasting Required & Diagnosis Code 794.8 Explained

Question
Is fast required for A ALT blood test.  What does diagnosis code 794.8 mean?

Answer
Hi Pam.  No, fasting is NOT required for an ALT blood test.  As for the meaning of diagnosis code 794.8, that I do not know.  That is a code for billing, and that's not my specialty.

Samantha

**This answer is not a substitute for professional medical advie.**