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Alanine Amino Transferase
Test CodeLAB132
Alias/See Also
SGPT; Pyridoxal-5' Phosphate
CPT Codes
84460
Instructions
Routine venipuncture. 5 ml Red/gold top serum separator tube or light green top (heparin) tube. Minimum Volume 2 mL serum or plasma
Specimen Stability
Refrigerate, stable 48 hours; stable 8 hours at room temperature; stable >48 hours if frozen.
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Insufficient quantity; failure to follow stability requirements
Methodology
Multiple-point rate
Setup Schedule
Daily
Report Available
Within 24 hours
Reference Range
10-69 U/L
Clinical Significance
ALT measurements are used in the diagnosis and treatment of certain liver diseases (eg, viral hepatitis and cirrhosis) and heart disease.