Petra A Custers, Geerard L Beets, Simon P Bach, Lennart K Blomqvist, Nuno Figueiredo, Marc J Gollub, Anna Martling, Jarno Melenhorst, Cinthia D Ortega, Rodrigo O Perez, J Joshua Smith, Doenja M J Lambregts, Regina G H Beets-Tan, Monique Maas
BACKGROUND: A variety of definitions for a clinical near-complete response after neoadjuvant (chemo) radiotherapy for rectal cancer are currently used. This variety leads to inconsistency in clinical practice, long-term outcome, and trial enrollment. OBJECTIVE: The aim of this study was to reach expert-based consensus on the definition of a clinical near-complete response after (chemo) radiotherapy. DESIGN: A modified Delphi process, including a systematic review, 3 surveys, and 2 meetings, was performed with an international expert panel consisting of 7 surgeons and 4 radiologists...
June 1, 2024: Diseases of the Colon and Rectum