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[Gastric cancer 411]

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Early gastric carcinoma
1. Location : upper third and middle third, center at cardia, body and lesser curvature
2. Gross type : EGC type IIb+IIc
3. Histologic type : tubular adenocarcinoma, moderately(30%)+poorly (solid(50%) and poorly cohesive(20%)) differentiated
4. Histologic type by Lauren : mixed
5. Size : 10.5x6.3 cm
6. Depth of invasion : invades submucosa (sm2) (pT1b)
7. Resection margin: free from carcinoma, safety margin: proximal, 1.1 cm; distal, 4.3 cm
8. Lymph node metastasis : no metastasis in 67 regional lymph nodes (pN0)
9. Lymphatic invasion : present
10. Venous invasion : not identified
11. Perineural invasion : not identified
12. AJCC stage by 7th edition: T1b N0

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