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Endoscopic Appearance of Metastatic Tumors in the Stomach (N=37)
| Endoscopic appearance | No. (%) |
|---|---|
| Resembling submucosal tumors | 12 (32.4) |
| Resembling primary gastric cancer | |
| Resembling early cancer | 7 (18.9) |
| Resembling advanced cancer | |
| Type 1 | 7 (18.9) |
| Type 2 | 2 (5.4) |
| Type 3 | 5 (13.5) |
| Type 4 | 4 (10.8) |
Type 1, a polypoid tumor; Type 2, an ulcerated tumor with sharply demarcated margins; Type 3, an ulcerated tumor without definite borders; Type 4, diffusely infiltrating tumor.
