A summary of the GI manifestations of anorexia nervosa
| Oral | Dysphagia Gingivitis and gingival recession Hyperamylasaemia Parotid enlargement Poor dentition |
| Oesophageal | Dysmotility Functional heartburn GORD Increased LOS pressure Squamous cell carcinoma Vomiting (including self-induced) |
| Gastric | Acute gastric dilatation Bloating Delayed gastric emptying Nausea Postprandial fullness |
| Pancreatic | Pancreatitis |
| Hepatic | Autophagy Hypoglycaemia Ischaemic hepatitis Transaminitis (ALT more than AST) |
| Enteric | Delayed transit Dysbiosis Functional abdominal pain Ileus SMA syndrome |
| Colonic | Constipation (functional and slow transit) Necrotising colitis |
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ALT, alanine aminotransferase; AST, aspartate aminotransferase; GI, gastrointestinal; GORD, gastro-oesophageal reflux disease; LOS, lower oesophageal sphincter; SMA, superior mesenteric artery.