Assessment of Histopathological Response in Gastric and Gastro-Oesophageal Junction Adenocarcinoma following Neoadjuvant Chemotherapy: Which Scoring System to Use?

Figure 1

Histological response grading according to Becker’s criteria. (a) Grade 1A: no residual tumour/tumour bed (×40), (b) grade 1B: <10% tumour cells (×100), (c) grade 2: 10–50% residual tumour/tumour bed (×100) and (d) grade 3: >50% no signs of neoplastic regression (×100).

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