Histological evaluation for chemotherapeutic responses of metastatic lymph nodes in gastric cancer

Figure 1 Representative slides of tumor regression grades in metastatic lymph nodes from the same primary tumor. A: G1b, slight residual cancer foci (arrows) are found in tumor bed; B: G3, residual cancer occupy > 50% of tumor bed. The scale bar indicates 2 mm.

Figure 2 Breakdown of tumor regression grades in metastatic lymph nodes according to that in primary tumors. TRG: Tumor regression grade; MLNs: Metastatic lymph nodes.