I'm trying to sort out my complicated health, so I'll try to be brief. I have an appt w/a GI doc on 1/9. I'm a 40 yr old female with a family history of colon cancer. Had a colonoscopy done 1/2012 and one polyp removed. This appt will be to schedule a follow up colonoscopy and to discuss possible celiac. I'd like to get an idea of what the doctor *should...