ARUP's Laboratory Test Directory

Amylase, Isoenzymes : 0020804

Mnemonic: AMYISO

Methodology: Quantitative Enzymatic
Performed: Sun-Sat
Reported: Within 24 hours
Specimen Required: Collect: Serum separator tube or plasma separator tube. Also acceptable: Lavender (EDTA) or 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.

Stability (collection to initiation of testing): 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

Note: Salivary amylase is calculated as the difference between the total and pancreatic amylase.
CPT Code(s): 82150 Amylase, total; 82150 Amylase, pancreatic
Cross References: Amylase Fractionation (Amylase, Isoenzymes), Isoenzymes, Amylase (Amylase, Isoenzymes), Pancreatic Isoamylase (Amylase, Isoenzymes)
 
 

 

 

 
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