I am 63 years old. I have had watery diarrhea for weeks. The first step at the doctor's office was a fecal test which showed no blood, but elevated WBC. I'm scheduled for an endoscopy and colonoscopy, but can't get in until Sept 7. I also have a HIDA scan for gall bladder tomorrow. My mother was diagnosed with Celiac, so I suspect that is what I have...