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Parasite | Esophagus | Stomach | Cancer | ESD

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[조기위암 atlas. Early Gastric Cancers (EGCs)]

1. Folds of EGC


2. Bleeding is important sign


3. EGC type I


4. EGC type IIa

EGC IIa의 ESD를 시행하였습니다. 자세히 관찰한 바 사진만으로 판단한 것에 비하여 넓은 병소였기 때문에 잠시 놀랐지만 시술은 잘 되었습니다.
ESD : Early gastric carcinoma
1. Location : angle, lesser curvature
2. Gross type : EGC type IIa+IIb
3. Histologic type : tubular adenocarcinoma, moderately differentiated
4. Histologic type by Lauren : intestinal
5. Size of carcinoma : (1) longest diameter, 58 mm (2) vertical diameter, 24 mm
6. Depth of invasion : invades mucosa (lamina propria) (pT1a)
7. Resection margin : free from carcinoma(N), safety margin : distal 8 mm, proximal 7 mm, anterior 10 mm, posterior 10 mm, deep 1800 ㎛
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


5. EGC type IIb


6. EGC type IIc


7. EGC type III


8. EGC type IIa + IIc


9. Superficial spreading EGC


10. AGC-like EGC (= EGC, mimicking AGC)

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