Ordinarily, I'd steer you to 911 dot burnigman dot com. Unfortunately, the medical people are too busy for me to have any assurance that they'd be able to help you.
I know chrohn's is a nasty thing. A co-worker has it. But I don't have any useful information. Sorry.
Lose your legs--Become a merit badge.
Remember, you're just a make-believe soldier in an artificial army.