352
Participants
Start Date
April 8, 2025
Primary Completion Date
January 31, 2026
Study Completion Date
April 1, 2026
Chromoendoscopy with indigo carmine solution spray
Patients will undergo chromoendoscopy with spraying indigo carmine.
Linked-color imaging endoscopy
Patients will undergo Linked-color imaging endoscopy.
RECRUITING
Qilu Hospital of Shandong University, Jinan
Shandong University
OTHER