Amylase, Isoenzymes
Ordering Recommendation
New York DOH Approval Status
Specimen Required
Serum separator tube or plasma separator tube. Also acceptable: Green (lithium heparin).
Allow specimen to clot completely at room temperature. Separate serum or plasma from cells ASAP or within 2 hours of collection. Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.5 mL)
Refrigerated.
Body Fluids (refer to Amylase, Body Fluid, ARUP test code 0020506). Hemolyzed specimens.
After separation from cells: Ambient: 1 week; Refrigerated: 1 month; Frozen: 1 month
Methodology
Quantitative Enzymatic Assay
Performed
Sun-Sat
Reported
Within 24 hours
Reference Interval
Effective February 22, 2022
Component | Reference Interval |
---|---|
Pancreatic amylase | 6-35 months: 2-28 U/L 3-6 years: 8-34 U/L 7-17 years: 9-39 U/L 18 years and older: 13-53 U/L |
Salivary amylase | 18 months and older: 9-86 U/L |
Total amylase | 3-90 days: 0- 30 U/L 3-6 months: 7-40 U/L 7-8 months: 7-57 U/L 9-11 months: 11-70 U/L 12-17 months: 11-79 U/L 18-35 months: 19-92 U/L 3-4 years: 26-106 U/L 5-12 years: 30-119 U/L 13 years and older: 28-100 U/L |
Interpretive Data
FDA
Note
Salivary amylase is calculated as the difference between the total and pancreatic amylase.
Hotline History
CPT Codes
82150 x2
Components
Component Test Code* | Component Chart Name | LOINC |
---|---|---|
0020801 | Pancreatic Amylase Isoenzyme | 1805-1 |
0020802 | Salivary Amylase Isoenzyme | 1809-3 |
0020803 | Total Amylase for Isoenzymes | 1798-8 |
Aliases
- AMYISO
- Amylase Fractionation
- Pancreatic Isoamylase