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[Gastric cancer 417]

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Stomach, endoscopic submucosal dissection:
Early gastric carcinoma
1. Location : body, lesser curvature
2. Gross type : EGC type IIb
3. Histologic type : tubular adenocarcinoma, moderately differentiated
4. Histologic type by Lauren : intestinal
5. Size of carcinoma : (1) longest diameter, 18 mm (2) vertical diameter, 13 mm
6. Depth of invasion : invades submucosa, (depth of sm invasion : 300 §­) (pT1b)
7. Resection margin : free from carcinoma(N), safety margin : distal 3 mm, proximal 8 mm, anterior 2 mm, posterior 8 mm, deep < 50 §­ (sm only)
8. Lymphatic invasion : not identified(N)
9. Venous invasion : not identified(N)
10. Perineural invasion : not identified(N)
11. Microscopic ulcer : absent
12. Histologic heterogeneity: absent

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© ÀÏ¿ø³»½Ã°æ±³½Ç ¹Ù¸¥³»½Ã°æ¿¬±¸¼Ò ÀÌÁØÇà. EndoTODAY Endoscopy Learning Center. Lee Jun Haeng.