My apologies for your loss of Xena. My "children" are my two four-legged shih tzus. I'd be devastated if something happened to either one of them.
I say "yes" - with an exclaimation mark - that stress can cause a flair in your crohns. I noticed a couple of weeks ago - after an argument with my husband - the following morning, I had a bad bout of diahrrea and stomach cramps.
kia