Test Code AST(SGOT) Aspartate Aminotransferase (AST/SGOT), Plasma or Serum
Performing Laboratory
Trinity Health Grand Haven
Specimen Requirements
Submit only 1 of the following specimens:
Preferred:
Specimen Type: Plasma
Container/Tube: Mint-green top (lithium heparin gel)
Specimen Volume: 1 mL
Collection Instruction:
1. Label specimen as plasma.
2. Avoid hemolysis and lipemia.
Acceptable:
Specimen Type: Serum
Container/Tube: Serum gel or red top
Specimen Volume: 1 mL
Collection Instruction:
1. Label specimen as serum.
2. Avoid hemolysis and lipemia.
Reference Values
0-7 days: 26-98 U/L
8-30 days: 16-67 U/L
1-3 months: 16-60 U/L
4-6 months: 16-62 U/L
7-12 months: 16-52 U/L
1-2 years: 16-57 U/L
3-5 years: 10-47 U/L
≥6 years: 15-37 U/L
Day(s) Test Set Up
Monday through Sunday
Methodology
Multiple-point Rate
Specimen Transport Temperature
Ambient
Test Classification and CPT Coding
84450
Specimen Storage and Stability
Specimen Type | Temperature | Time |
Serum/Plasma | Room Temp | < 3 days |
Refrigerated (primary) | <7 days | |
Frozen | <3 months |