I would say yes, but I'm not a gastroenterologist. I have peri-anal crohn's and your symptoms are similar to mine although I have some absecesses and fistulae. Not real fun.
"What can't be changed must be endured" - unknown
DX with distal Crohn's colitis Oct 2007, predominantly in rectum
Colozal and Canasa for 2+ years - developed an intolerance
6MP - elevated LFTs after 100mg, no effect after 9 months
Currently: Remicade (Nov '09), and Paleo Diet. Not quite remission, but so much better!