Real-Time application of a validated artificial intelligence model during digital Per-Oral pancreatoscopy for identification of pancreatic neoplastic lesions and IPMN: a prospective pilot diagnostic accuracy study

NCT ID NCT07809841

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First seen Sep 09, 2026 · Last updated Sep 09, 2026

Summary

This prospective pilot study will evaluate the diagnostic performance of a previously validated artificial intelligence (AI) model when applied in real time during digital per-oral pancreatoscopy (POPS). The study will include adults undergoing clinically indicated pancreatoscopy for suspected or known intraductal papillary mucinous neoplasm (IPMN), indeterminate pancreatic-duct abnormalities, or preoperative assessment of IPMN extent. During the procedure, the endoscopist will first record a visual assessment while the AI system is hidden. The AI overlay will then be activated during the same pancreatoscopy examination, and its findings will be recorded independently. AI and endoscopist assessments will be compared with a prespecified reference standard based on surgical histopathology when available or tissue sampling and clinical/imaging follow-up when surgery is not performed. The primary objective is to estimate the sensitivity, specificity, positive predictive value, negative predictive value, and overall accuracy of real-time AI for identifying high-grade dysplasia or invasive carcinoma. The study is designed as a pilot to assess feasibility and generate preliminary diagnostic-accuracy estimates for future confirmatory research.

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Study facts

What this study's own registry entry says, in plain language.

Participants

About 60 people

The number the study aims to enrol. It can still change while the study runs.

Expected to start

Sep 2026

An estimate. Start dates often move.

Expected to finish

Aug 2027

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Who is studied

The study population will consist of adults aged 18 years or older undergoing clinically indicated digital per-oral pancreatoscopy (POPS) at the Instituto Ecuatoriano de Enfermedades Digestivas (IECED). Participants will be patients evaluated for suspected or known intraductal papillary mucinous neoplasm (IPMN), indeterminate pancreatic duct abnormalities, including strictures or filling defects, or for preoperative assessment and mapping of IPMN extent. Approximately 60 evaluable participants will be included. All participants will undergo the same prospective diagnostic assessment sequence, consisting of an initial endoscopist visual assessment followed by real-time application of the AIWorks-Cholangioscopy artificial intelligence model during the same pancreatoscopy examination. Participants will subsequently be evaluated against the prespecified reference standard based on surgical histopathology when available or tissue sampling and clinical/imaging follow-up.

Ages

18 years and older

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: 1. Adults aged 18 years or older. 2. Patients with a clinical indication for digital per-oral pancreatoscopy (POPS) as part of their diagnostic evaluation or preoperative assessment. 3. Patients with one or more of the following clinical indications: 3.1. Suspected or known main-duct or mixed-type IPMN. 3.2. Branch-duct IPMN with suspected communication with the main pancreatic duct and worrisome features or high-risk stigmata. 3.3. Indeterminate main pancreatic duct stricture, filling defect, or intraductal abnormality after cross-sectional imaging and/or EUS. 3.4. Need for preoperative assessment or mapping of IPMN extent. 4. Ability to undergo digital POPS according to the treating team's clinical assessment. 5. Ability to provide written informed consent. 6. Availability of an adequate reference-standard assessment, including histopathology when surgery is performed or tissue/cytologic assessment with clinical and imaging follow-up when surgery is not performed. 7. Willingness and ability to complete the required 6-month clinical/imaging follow-up when a surgical reference standard is not available. Exclusion Criteria: 1. Acute pancreatitis within 2 weeks before the planned pancreatoscopy. 2. Hemodynamic instability or clinical condition precluding safe pancreatoscopy. 3. ASA physical status IV or V when the treating team determines that the procedure cannot be safely performed. 4. Uncorrectable coagulopathy or other contraindication to pancreatoscopy and/or tissue sampling. 5. Pancreatic or gastrointestinal altered anatomy that prevents technically feasible digital POPS. 6. Evidence of unsafe pancreatic duct disruption or another anatomical or procedural condition that makes pancreatoscopy inappropriate. 7. Pregnancy. 8. Inability or unwillingness to provide informed consent. 9. Inability or unwillingness to complete the required follow-up when a non-surgical reference standard is necessary.

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Conditions

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As listed by the trial registrant

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Contacts and locations

Locations

  • IECED

    Guayaquil, Guayas, 090505, Ecuador

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