I would ask your question over on epi4dogs to see if anyone else there has a similar story. Not every EPI dog presents with the same symptoms.
Forum - EPI * Exocrine Pancreatic Insufficiency
But if you just want to rule it out the test is not a big deal and it only takes a few days.
Good luck and I hope he doesn't have it
Olivia von Jagenstadt "Nikki" 11/21/2009
Heidi Mouse 02/10/1995 - 02/21/2009