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