Clinical trial · Observational
Endoscopic Ultrasound Staging of Periampullary Neoplasms: Retrospective
EUS Staging Accuracy of Periampullary Neoplasms: a Retrospective Review
NCT00880633CI-TRIAL-00004428completedClinicalTrials.gov clinicaltrialsProvenance
- Source
- ClinicalTrials.gov
- Retrieved
- Sep 8, 2026
- Layer
- normalized (units and labels harmonized; values unchanged)
- Run
- ING-CLINICALTRIALS-20260908-000001
Summary
Brief summary (as posted)
The purpose of this retrospective study is to determine the degree to which a biliary stent affects EUS staging accuracy of ampullary tumors.
Conditions
Conditions (1)
Free-text conditions as registered, with the CancerIndex entity they were reconciled to and the match type.
| Condition (as posted) | Mapped entity | Match | Confidence |
|---|---|---|---|
| Periampullary Neoplasms | — | UNRESOLVED | — |
Interventions
Interventions (0)
Data not yet available
No intervention recorded.
Design
Arms and outcomes
Arms (0)
[]Primary outcomes (1)
- measure
- The presence of a biliary stent decreases EUS staging accuracy due to the intervening shadow artifacts
Eligibility
Eligibility (as posted)
- Sex
- All
Show eligibility criteria text
Inclusion Criteria: * Patients will be identified retrospectively through an existing Indiana University Medical Center EUS database and pathology database. * Patients with and without biliary stents will be included. Exclusion Criteria: * Patients that were suspected to have ampullary tumors but who were ultimately found to have a normal ampulla will be excluded.
References
Publications (0)
Data not yet available
No reference posted for this study.