Review
Copyright ©The Author(s) 2022.
World J Gastrointest Oncol. Aug 15, 2022; 14(8): 1429-1445
Published online Aug 15, 2022. doi: 10.4251/wjgo.v14.i8.1429
Figure 5
Figure 5 Examples of tumor regression grades according to American Joint Committee on Cancer. A: Tumor regression grade (TRG) 0: complete-no viable cells present; B: TRG1: moderate-single cells/small groups of cancer cells; C: TRG2: minimal-residual cancer outgrown by fibrosis; D: TRG3: poor-minimal or no tumor cell death, extensive residual cancer.