Systematic Review | Guidewire or contrast: which works better to prevent post-endoscopic retrograde cholangiopancreatography pancreatitis? 4 Apr, 2022 | 00:28h | UTC Summary: Guidewire or contrast: which works better for the prevention of post-endoscopic retrograde cholangiopancreatography pancreatitis? – Cochrane Library Original Study: Guidewire‐assisted cannulation of the common bile duct for the prevention of post‐endoscopic retrograde cholangiopancreatography (ERCP) pancreatitis – Cochrane Library