Gastrointestinal system

G01 Difficulty in swallowing: high dysphagia (A sample abstract of this guideline is available)
G02 Difficulty in swallowing: low dysphagia
G03 Heartburn/chest pain: hiatus hernia or reflux
G04 Suspected oesophageal perforation
G05 Acute GI bleeding: haematemesis/melaena
G06 Dyspepsia
G07 Gastric or duodenal ulcer: follow-up
G08 Suspected anastomotic leaks after recent upper GI surgery
G09 Previous upper GI surgery (not recent): dyspeptic symptoms
G10 Previous upper GI surgery (not recent): dysmotility/obstructive symptoms
G11 Intestinal blood loss: chronic or recurrent
G12 Acute abdominal pain: perforation/obstruction
G13 Acute small bowel obstruction: confirmation and assessment of level
G14 Small bowel obstruction: low grade/intermittent
G15 Suspected small bowel disease (Crohn’s disease)
G16 Change of bowel habit to looser stools with or without rectal bleeding persistent for 6 weeks: colorectal neoplasia
G17 Large bowel obstruction: acute
G18 Inflammatory bowel disease of the colon: acute exacerbation
G19 Inflammatory bowel disease of colon: long-term follow-up
G20 Acute abdominal pain warranting hospital admission for consideration of surgery
G21 Palpable mass
G22 Malabsorption
G23 Constipation
G24 Abdominal sepsis: pyrexia of unknown origin (PUO)
G25 Characterisation of a solitary liver lesion identified on US – eg, haemangioma, metastasis, etc
G26 Known cirrhosis: complications
G27 Jaundice
G28 Suspected gall bladder disease or post-cholecystectomy pain
G29 Postoperative biliary leak
G30 Pancreatitis: acute
G31 Pancreatitis: chronic
G32 Pancreatic islet cell tumours: preoperative localisation
G33 Asymptomatic patients 50–75 years old with a positive faecal occult blood test on screening for bowel cancer