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Test Code AST Aspartate Aminotransferase

Cerner Test Code

AST

Acceptable Collection Tube(s) or Specimen

Preferred: GRN PST

Acceptable: Gold SST or Red Top

Specimen Draw Volume

Volume: 1.0 mL

Minimum Volume: 0.5 mL

Processing Instructions

Draw in a Green PST, centrifuge, and refrigerate.

Stability

Stability: Room Temp 3 days, Refrigerated 7 days, Frozen 30 days

Performed Test Frequency

Everyday

CPT(s)

84450

Methodology

Modified IFCC

Performing Location

MercyOne Des Moines Laboratory, Chemistry

Rejection Criteria

Rejection criteria: hemolysis