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A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
Pancreatic Elastase-1
Test Code14693
CPT Codes
82653
Preferred Specimen
1 gram stool submitted in sterile plastic leak-proof container
Minimum Volume
0.3 g
Instructions
Collect undiluted feces in clean, dry, sterile leak-proof container. Do not add fixative or preservative.
Transport Temperature
Refrigerated (cold packs)
Specimen Stability
Room temperature: 7 days
Refrigerated: 7 days
Frozen: 1 year
Refrigerated: 7 days
Frozen: 1 year
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Specimens collected in formalin, MF, SAF or PVA • Cary-Blair media
Methodology
Immunoassay (IA)
Setup Schedule
Set up: Mon-Sat; Report available: 4-6 days
Reference Range
Normal | >200 mcg/g |
Moderate Pancreatic Insufficiency | 100-200 mcg/g |
Severe Pancreatic Insufficiency | <100 mcg/g |
Elastase-1 (E-1) assay results are expressed in mcg/g, which represent mcg E1/g feces.
It is not necessary to interrupt enzyme substitution therapy.
Clinical Significance
The Elastase-1 is a quantitative enzyme linked immunosorbent assay for measuring concentrations of elastase-1 in feces as an aid in diagnosis of the exocrine pancreatic function.