EndoTODAY 내시경 교실
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조직검사가 M/D adenocarcinoma였는데 ESD 후 P/D adenocarcinoma로 바뀐 경우입니다. Undifferentiated type EGC에 대한 ESD 논문에는 이런 환자가 다수 끼어 있기 마련입니다 (Min BH. DDS 2014). 해석이 어려운 이유입니다.
Stomach, endoscopic submucosal dissection:
Early gastric carcinoma
1. Location : antrum, lesser curvature
2. Gross type : EGC type IIc
3. Histologic type : tubular adenocarcinoma, poorly differentiated
4. Histologic type by Lauren : intestinal
5. Size of carcinoma : (1) longest diameter, 14 mm (2) vertical diameter, 8 mm
6. Depth of invasion : invades mucosa (lamina propria) (pT1a)
7. Resection margin : free from carcinoma(N) - safety margin : distal 10 mm, proximal 10 mm, anterior 16 mm, posterior 12 mm
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
© 2015-10-30. 일원내시경교실 바른내시경연구소 이준행