Remarkable response as a new indicator for endoscopic evaluation of local efficacy of non-surgical treatments for esophageal cancer

Review of the Japanese Classification of Esophageal Cancer 12th Edition, and Proposals for the 13th Edition

“…We also introduced a new classification of RR in non-CR/non-PD patients because several studies have shown that endoscopic evaluation of primary tumors after neoadjuvant treatment correlated significantly with patient survival. 12 – 14) This new subclassification should be useful for evaluation after neoadjuvant chemotherapy, chemoradiotherapy, or definitive chemoradiotherapy.…”