Retrospective Study
Copyright ©The Author(s) 2025.
World J Gastrointest Surg. Jun 27, 2025; 17(6): 104545
Published online Jun 27, 2025. doi: 10.4240/wjgs.v17.i6.104545
Table 1 Classification of postoperative pathological shrinkage of tumors
TRG grading
Content
TRG1a(Complete remission): No residual tumor
TRG1b(Subtle remission): Tumor residual < 10%
TRG2(Partial relief): 10%< tumor residue < 50%
TRG3(Minor or no relief): Tumor residual > 50%