AMYLASE ISOENZYMES with REFLEX TO MACROAMYLASE

Components
If Amylase is >115 U/L, Macroamylase will be performed at an additional charge (CPT Cod(s): 82150). If Amylase is <=115 U/L, the Macroamylase field will be resulted as "TNP" (Testing Not Performed).

Specimen Required
Draw blood in a SST. Centrifuge, separate and send 2.0 mL serum (1.0 mL minimum) refrigerated in a screw-capped plastic vial.

Rejection Criteria
Gross hemolysis

Methodology
Polyethylene Glycol Precipitation - Spectrophotometry

Stability
Room Temperature: Unacceptable; Refrigerated: 7 days; Frozen: 30 days

Reference Range
Amylase:   21-101 U/L  
Pancreatic Isoenzyme:   16-46 U/L  
Salivary Isoenzymes:   4-61 U/L  
Macroamylase: Not Detected

Performed
Wednesday, Saturday

Turnaround Time6-8 days
Test CodeAIRM
CPT-4 Code (s)
82150 x 2, plus 82150 if reflexed to Macroamylase, at an additional fee
LOINC Codes
Amylase   1798-8  
Pancreatic Isoenzyme   1805-1  
Salivary Isoenzyme   1809-3  
Macroamylase   15358-5  

Warde
Medical
Laboratory