Test Code LAB131 Aspartate Aminotransferase (AST)
Specimen Requirement
0.5 mL Lithium Heparin plasma; only PST acceptable.
Specimen Stability
4 days at 20-25° C
7 days at 2-8° C
12 weeks at -20° C
Testing Schedule
Daily
Reference Range
5 – 34 U/L
Testing Department
Chemistry
Method
NADH (w/o P-5’ P)
CPT Code
84460
Alias
SGOT