Tokyo, May 2 -- UMIN Clinical Trials Registry (UMIN-CTR) received information related to the study (UMIN000061003) titled 'Duodenal Gel-immersion Endoscopic submucosal dissection for Large superficial non-ampullary duodenal epithelial lesions (D-GEL study)' on May 1.

Study Type: Observational

Primary Sponsor: Institute - Kyoto Prefectural University of Medicine

Condition: Condition - Superficial non-ampullary duodenal epithelial tumor Classification by malignancy - Malignancy Genomic information - NO

Objective: Narrative objectives1 - To identify the safety and efficacy of gel immersion ESD for SNADET Basic objectives2 - Safety

Eligibility: Age-lower limit - 20 years-old

Gender - Male and Female Key inclusion criteria - 1. Patients h...