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. 2020 Oct 29;112(3):138–152. doi: 10.32074/1591-951X-164

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Figure 3. — Schematic representation of the Siewert macroscopic classification of gastro-oesophageal junction tumours⁶⁵. Siewert Type I: Adenocarcinoma of the distal oesophagus. The tumour centre is located 1-5 cm above the gastric cardia. Siewert Type II: Adenocarcinoma of the GOJ/cardia. The tumour centre is located 1 cm above or 2 cm below the gastric cardia. Siewert Type III: Adenocarcinoma of the subcardial stomach. The tumour centre is located 2-5 cm below the gastric cardia. In the figure, 0 cm represents the gastric cardia.