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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