| General absolute contra-indications | General relative contra-indications |
|---|---|
| Coagulopathy | Ascites |
| Anticoagulation | Gastrectomy |
| Sepsis | Peritoneal dialysis |
| Peritonitis | Gastric tumours |
| Acute pancreatitis | Oesophageal varices |
| Ileus | |
| Large active gastric ulcer | |
| Portal hypertension |
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