GI Endoscopy · 1 min read
Endoscopic Training Metrics: The 140-Case ERCP Threshold
Clinical Bottom Line
| Procedural Metric | ASGE Competency Threshold | Measured Outcome |
|---|---|---|
| Diagnostic Colonoscopy | ≥ 275 procedures. | Cecal intubation rate > 90%; Adenoma Detection Rate > 25%. |
| Lower Endoscopic Bleeding | ≥ 25 independent mucosal clippings. | Successful deployment of TTS clips on active/simulated lesions. |
| ERCP (Standard Cannulation) | ≥ 200 cases. | Deep selective biliary cannulation success > 80% without guidance. |
Moving Beyond Time-Based Competency
Historically, gastroenterology fellowships functioned on a purely time-associated grading model; if a fellow completed 3 years of clinical rotations, they were deemed competent. Modern societies (e.g., the ACG and ASGE) have rigorously pivoted to specific, volume-based competency architectures, scientifically recognizing that cognitive medical knowledge does not automatically translate to manual, spatial dexterity.
The Biliary Curve
ERCP remains the most mechanically treacherous procedure in gastroenterology, carrying a baseline ~5% risk of severe post-ERCP pancreatitis (PEP). The traditional threshold of 140 lifetime cases to achieve competency in biliary cannulation was abandoned. Current 2026 pedagogical data strongly dictates that a fellow requires a bare minimum of 200 natively cannulated ERCPs to achieve the baseline 80% success rate required for independent, un-proctored practice.
Clinical guidelines summarized by the Gastroscholar Research Team. Last updated: 2026. This article is intended for physicians.
Topics
For your teaching file
Save this article as a PDF
Drop your email and we'll open a print-ready version you can save as a PDF — and you'll start getting our weekly GI endoscopy newsletter.