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Amylase, Isoenzymes
0020804
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Ordering Recommendation
Mnemonic
AMYISO
Methodology
Quantitative Enzymatic
Performed
Sun-Sat
Reported
Within 24 hours
New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect
Serum separator tube or plasma separator tube. Also acceptable: green (sodium or lithium heparin).
Specimen Preparation
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)
Storage/Transport Temperature
Refrigerated.
Unacceptable Conditions
Body Fluids (refer to Amylase, Body Fluid, ARUP test code 0020506). Hemolyzed specimens.
Remarks
Stability
After separation from cells: Ambient: 1 week; Refrigerated: 1 month; Frozen: 1 month
Reference Interval
| 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: 12-52 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: 30-110 U/L |
Interpretive Data
Compliance Category
FDA
Note
Salivary amylase is calculated as the difference between the total and pancreatic amylase.
Hotline History
N/A
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 |
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
- AMYISO
- Amylase Fractionation
- Pancreatic Isoamylase
Amylase, Isoenzymes
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