> 200 ug PE1/g stool Normal

100-200 ug PE1/g stool Mild to moderate exocrine pancreatic 
insufficiency

< 100 ug PE1/g stool Severe exocrine pancreatic insufficiency

Reference ranges applicable for children > 2 weeks of age.

Enzyme substitution therapy does not influence the determination of 
Pancreatic Elastase.

Recommendations Prior to Collection:
3 days before the test
*It is recommended if taking antibiotics or antifungals that you wait 
at least 3 days after your last does before beginning the test (unless 
instructed otherwise by your physician).

*It is recommended that you discontinue use of all the following 
substances:  barium enemas, bentonite clay, castor oil, mineral oil, 
betaine HCl or digestive enzymes, rectal suppositories, vitamin C 
supplements and beneficial flora supplements (acidophilus, etc.) 
(unless requested to continue by your physician).

*It is recommended that you eat your usual diet during the 2-3 days 
prior to stool collection, ideally including some fatty foods (e.g. 
butter or salad oils) and protein-rich foods.

2 days before the test
*It is recommended that your discontinue use of aspirin or ibuprofen 
(Advil, Motrin, Nuprin) (unless requested to continue by your 
physician).