40 g random, formed stool Absolute minimum: 10 g random, formed stool

> 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).