STOOL ELASTASE

​One teaspoon or about 10mm³ of stool in a clean leak-proof container with a tight-fitting lid. 
Stool mixed with transport media, preservative or urine is unsuitable for testing.

​If it is not possible to despatch the stool sample to the laboratory within the same day, the sample should be kept at 2-8^oC in the refrigerator.

​Enzyme Immunoassay

​Reported as Normal, Moderate Low or Severe Low with value and reference range.
Concentrations of Pancreatic Elastase 1 are reported in µg E1/g stool.

​Range 2 - 14 days

​Batch tested, fornightly

​The Pancreatic Elastase 1 concentration may be lowered in watery stool. In the event of pathological results for watery stool samples, confirmation testing, using formed stool samples, is suggested.