47
Participants
Start Date
January 1, 2021
Primary Completion Date
December 31, 2025
Study Completion Date
December 31, 2026
watch and wait
patients with DNA mismatch repair-deficient or microsatellite instability-high distal rectal cancer accessed pathological complete response after 6 courses of PD-1 monoclonal antibody (200mg/Course/Q3w) therapy and start watch and wait.
RECRUITING
Sun Yatsen University, Guangzhou
Sixth Affiliated Hospital, Sun Yat-sen University
OTHER