LOL Ya, diarrhea would be a much higher on my "what to watch for" list than ear mites! As far as I know you can only get mites from....well, coming in contact with mites. Unless he's implying there were ear mites hanging out in the food
I think I'd be findin' me a new vet...
"We are--each of us--dying; it's how we live in the meantime that makes the difference."
"It's not what you gather, but what you scatter that tells what kind of life you have lived!"
"Be kinder than necessary, for everyone you meet is fighting some kind of battle."