Research Article
Endoscopic Submucosal Dissection of Gastric Epithelial Neoplasms after Partial Gastrectomy: A Single-Center Experience
Table 1
Clinicopathologic characteristics of patients with gastric epithelial neoplasms in the remnant stomach.
| | Total | Distal gastrectomy | Gastric conduit |
| Patient characteristics | Patients, n | 29 | 20 | 9 | Median age (range, years) | 69 (44–80) | 69 (44–80) | 72 (54–78) | Sex, n (%) | Male | 24 (83) | 17 (85) | 7 (78) | Female | 5 (17) | 3 (15) | 2 (22) | Neoplasm characteristics | Lesions, n | 31 | 21 | 10 | Median tumor size (range, mm) | 15 (5–40) | 14 (5–30) | 20 (8–40) | Macroscopic type, n (%) | Elevated | 19 (61) | 14 (67) | 5 (50) | Flat/depressed | 12 (39) | 7 (33) | 5 (50) | Location, n (%) | Involving suture lines | 4 (13) | 2 (10) | 2 (20) | Not involving suture lines | 27 (87) | 19 (90) | 8 (80) | Histologic type, n (%) | Adenoma | 9 (29) | 7 (33) | 2 (20) | Carcinoma | 22 (71) | 14 (67) | 8 (80) | Cancer characteristics | Lesions, n | 22 | 14 | 8 | Median tumor size (range, mm) | 20 (7–40) | 20 (7–30) | 22.5 (8–40) | Macroscopic type, n (%) | Elevated | 12 (55) | 7 (50) | 6 (67) | Flat/depressed | 10 (45) | 7 (50) | 3 (33) | Location, n (%) | Involving suture lines | 3 (14) | 1 (7) | 2 (25) | Not involving suture lines | 19 (86) | 13 (93) | 6 (75) | Histologic type, n (%) | Differentiated | 16 (73) | 10 (71) | 6 (75) | Undifferentiated | 6 (27) | 4 (29) | 2 (25) | Invasion depth, n (%) | Mucosa | 12 (55) | 7 (50) | 5 (63) | Submucosa | 10 (45) | 7 (50) | 3 (37) |
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