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[Gastric cancer 501]

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Stomach, total gastrectomy:
Early gastric carcinoma
1. Location : middle third, Center at body and lesser curvature, anterior wall
2. Gross type : EGC type IIc
3. Histologic type : tubular adenocarcinoma, poorly (solid) differentiated with signet ring cell component (20%)
4. Histologic type by Lauren : mixed
5. Size : 6.5x6.5 cm
6. Depth of invasion : invades mucosa (muscularis mucosae) (pT1a)
7. Resection margin: free from carcinoma, safety margin: proximal 3 cm, distal 7.8 cm
8. Lymph node metastasis : metastasis to 2 out of 71 regional lymph nodes (pN1), (perinodal extension: absent) (2/71: "2", 0/3; "3", 2/24; "4", 0/11; "5", 0/2; "6", 0/11; "7", 0/3; "9", 0/4; "8a", 0/1; "11p", 0/3; "12a", 0/2; "4sb", 0/1; "1", 0/0; "perigastric lymph node", 0/6)
9. Lymphatic invasion : not identified
10. Venous invasion : not identified
11. Perineural invasion : not identified
12. Peritoneal cytology : negative
13. AJCC stage by 7th edition: pT1a N1

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