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[ColonTODAY 061 - Diffuse large B cell lymphoma]

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Ascending colon, cecum, appendix and terminal ileum, extended right hemicolectomy:
Diffuse large B-cell lymphoma ;
   1) plasmacytic differentiation with numerous intranuclear dutcher bodies
   2) intravascular and endolymphatic tumor emboli with rossette formation
   3) suspicious for transformation from low grade lymphoma;
1. Location: cecum
2. Gross type: ulcerofungating
3. Size: 6x6 cm
4. Depth of invasion: penetrates visceral peritoneum
5. Resection margin: involved radial resection margin by lymphoma / free other resection margins from lymphoma, safety margin: proximal, 8.5 cm ; distal, 33 cm
6. Regional lymph node involvement: Involvement to 6 out of 25 regional lymph nodes (6/25: pericolic, 2/2; LN, 4/23)

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