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NCT07351890

Diagnostic Accuracy of EUS for Colorectal Submucosal Masses

Completed Last updated 20 January 2026
What this trial tests

trial testing Endoscopic Ultrasound (EUS) Assessment in Colorectal Subepithelial Lesions in 270 participants. Completed in 1 October 2023.

Timeline
1 January 2015
Primary endpoint
1 October 2023
1 October 2023

Quick facts

Lead sponsorRun-hua Li
StatusCompleted
Study typeOBSERVATIONAL
Enrollment270
Start date1 January 2015
Primary completion1 October 2023
Estimated completion1 October 2023
Sites1 location across China

Drugs / interventions tested

Conditions studied

Sponsor

Run-hua Li

Who can join

Eligibility, any sex, with Colorectal Subepithelial Lesions. Patients with the condition only — healthy volunteers not accepted.

Sponsor's own description

This study aims to evaluate the diagnostic accuracy of endoscopic ultrasound (EUS) for colorectal submucosal tumors/lesions (SMTs/SELs) and to identify factors associated with correct EUS diagnosis. Using cases with histopathologic confirmation as the reference standard, EUS-based preoperative diagnoses will be compared with final pathology to estimate overall accuracy and accuracy across different lesion types. Potential influencing factors-including lesion location, size, echogenicity, layer of origin, image quality, operator experience and training, and EUS equipment/probe type-will be analyzed to determine independent predictors of diagnostic concordance. The findings are expected to inform optimization of EUS examination and interpretation for colorectal submucosal lesions, thereby improving clinical decision-making and overall quality of care.

Publications & conference data

No peer-reviewed publications indexed yet for this trial. Completed trials usually publish results within 12-18 months.

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Other Run-hua Li trials

Trials by the same sponsor.

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