Retrospective Study
Copyright ©The Author(s) 2019.
World J Gastrointest Oncol. Jan 15, 2019; 11(1): 48-58
Published online Jan 15, 2019. doi: 10.4251/wjgo.v11.i1.48
Table 1 Classification of lymph node regression and residual tumor status
GroupDescription
ATrue negative LNs with no evidence of a preoperative therapy effect
BNo residual metastasis but presence of regression change in LNs
CResidual metastasis with regression change in LNs
DMetastasis with minimal or no regression change in LNs