Test Code AST Aspartate Aminotransferase
Performing Laboratory
YRMC Laboratory
Day(s) Test Set Up
Monday through Sunday
Specimen Requirements
LT Green/Mint Top (NAHEP)
Minimum Draw Volume: 2mL
Specimen Transport Temperature
Stability- Refrigerated Up to 24 hours from the time of collection.
Stability- Ambient Up to 8 hours from the time of collection.
If specimens cannot be centrifuged, they must be received in the laboratory within 2 hours
LOINC Code
1920-8
CPT Code
84450
Unit of Measure
U/L
Reference Values and Units
Adult: 15-46
Females: 14-36
Males: 17-59