Ascendig colon, endoscopic mucosal resection;
INTRAMUCOSAL ADENOCARCINOMA, well differentiated
with
- size: 30mm (including adenoma)
- invasion depth: muscularis mucosa
- vascular invasion: not identified
- lymphatic invasion: not identified
- perineural invasion: not identified
- resection margin: free from carcinoma
safety margin: deep 2 mm, lateral 1mm
- background adenoma: present (villous adenoma)
resection margin: free from adenoma
- pathologic stage: pTisNX by AJCC 8th edition
Remark : Immunohistochemical staining results(#4A)
1 EGFR: positive
2 p53: negative
3 CyclinD1: positive