# If Different Types of Periampullary Diverticula Affect ERCP Cannulation?

> **NCT03556072** · — · COMPLETED · sponsor: **Hepatopancreatobiliary Surgery Institute of Gansu Province** · enrollment: 700 (actual)

## Conditions studied

- Intubation;Difficult

## Interventions

- **OTHER:** Routine ERCP

## Key facts

- **NCT ID:** NCT03556072
- **Lead sponsor:** Hepatopancreatobiliary Surgery Institute of Gansu Province
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2014-01-01
- **Primary completion:** 2018-10-01
- **Final completion:** 2018-10-01
- **Target enrollment:** 700 (ACTUAL)
- **Last updated:** 2018-10-09


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03556072

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03556072, "If Different Types of Periampullary Diverticula Affect ERCP Cannulation?". Retrieved via AI Analytics 2026-06-09 from https://api.ai-analytics.org/clinical/NCT03556072. Licensed CC0.

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