Alanine Aminotransferase, Serum or Plasma
:0020008
Mnemonic: ALT
Methodology:
Quantitative Enzymatic
Performed:
Sun-Sat
Reported:
Within 24 hours
Specimen Required:
Collect: Plasma separator tube or serum separator tube.
Specimen Preparation: Allow serum tube to clot completely at room temperature. Separate serum or plasma from cells within 2 hours of collection. Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.2 mL)
Storage/Transport Temperature: Refrigerated.
Unacceptable Conditions: Sodium fluoride/potassium oxalate used as an anticoagulant. Hemolyzed specimens. Specimens containing cellular material.
Stability (collection to initiation of testing): After separation from cells: Ambient: 24 hours; Refrigerated: 1 week; Frozen: 1 week
Reference Interval:
By report (reports may vary based on instrumentation).
CPT Code(s):
84460
Cross References:
ALT (Alanine Aminotransferase, Serum or Plasma), SGPT (Alanine Aminotransferase, Serum or Plasma)