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Test Code Elastase Elastase, Stool

Methodology

Chemiluminescence Immunoassay (CLIA)

Performing Laboratory

Munson Medical Center Laboratories

Specimen Requirements

Preparation of Patient:

None

 

Container Type:

Sterile no preservative container

 

Specimen Type:

Stool

 

Specimen Volume:

.5 grams

 

Specimen Handling/Transport:  

Transport refrigerated 2 – 8 °C

 

Specimen Stability/Storage:

Ambient: 8 hours

Refrigerated: 2 – 8 °C 7 days

Frozen: -20 °C or below 12 months *2 freeze-thaw cycles

 

Specimen Rejection:

Very solid stools are not suitable for testing

Sample containing any preservative

Reference Values

Reference Range: ≥200 µg/g

 

Result Interpretation: A coded comment will be attached to all results indicating the following:

Elastase-1 Concentration Results

<100 µg/g

 Severe Exocrine Pancreatic Insufficiency

100 - < 200 µg/g

 Mild to Moderate Exocrine Pancreatic Insufficiency

≥ 200 µg/g

 Normal

 

Critical Decision Level: None

Test Priority & Frequency

Non-Emergent

Wednesday & Friday

Turnaround: 0 - 5 days

Test Classification and CPT Coding

82653

82656