Bowel: Large bowel obstruction Chronic pancreatitis Cirrhosis: what is it? Cirrhosis: what treatments work? Coeliac disease Colonoscopy Crohn's disease: questions to ask your doctor Crohn's disease: what is it? Crohn's disease: what treatments work? Living with Crohn's disease Diarrhoea in adults Diarrhoea in children Diverticular disease Endoscopy (upper gastrointestinal) Feeding tube insertion Gallstones Gallstones: questions to ask your doctor Haemorrhoids Heartburn Hepatitis B: should I have the vaccine? Hepatitis C: questions to ask your doctor Hepatitis C: what is it? Hernia: questions to ask your doctor Irritable bowel syndrome Irritable bowel syndrome: questions to ask your doctor Irritable bowel syndrome: what treatments work? Ischaemic bowel disease: what is it? Ischaemic bowel disease: what treatments work? Peptic ulcers Ulcerative colitis: what is it? Ulcerative colitis: what treatments work?