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EndoTODAY 2012-5-21






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정답: Early gastric carcinoma

1. Location : lower third. Center at antrum and greater curvature
2. Gross type : EGC type IIb
3. Histologic type : signet-ring cell carcinoma
4. Histologic type by Lauren : diffuse
5. Size : 2x1.5 cm
6. Depth of invasion : invades mucosa (lamina propria) (pT1a)
7. Resection margin: free from carcinoma safety margin: proximal 10 cm, distal 6 cm
8. Lymph node metastasis : no metastasis in 68 regional lymph nodes (pN0)
9. Lymphatic invasion : not identified
10. Venous invasion : not identified
11. Perineural invasion : not identified

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