Hi my husband has been in and out of the toilet 7 times a day with light brown narrow stools pencil shape one's. Blood also adomanal pain now he has been tested positive for a fit test and doctor rang him up saying he's putting a reffreral on to see a specialist. He has a colonoscopy years ago and they removed 2 polyps but can they regrow? He's hardley eating with his diet change not much foods agree with him he's 54 years old too