Surveillance in Ulcerative Colitis: Narrow Band Image Versus Chromoendoscopy for High-risk Groups

NCT04257084 · clinicaltrials.gov ↗

NA

Phase

UNKNOWN

Status

188

Enrollment

OTHER

Sponsor class

Conditions

Ulcerative Colitis
Dysplasia

Interventions

DIAGNOSTIC_TEST: chromoendoscopy with target biopsy; NBI with target biopsy

Sponsor

Asan Medical Center

Collaborators

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