Clinical Study
Clinical Impact of Endoscopic Submucosal Dissection for Gastric Neuroendocrine Tumors: A Retrospective Study from Mainland of China
Table 1
Clinicopathological characteristics of 25 patients with gastric neuroendocrine tumors treated by endoscopic submucosal dissection.
| | Case no. | Age, y | Gender | Location | Macroscopic appearance | Clinicopathological type | Size, mm | En bloc resection | Depth of invasion | WHO classification | Lateral margin | Vertical margin | Vessel invasion | Complication | Additional surgery | Followup, mo |
| | 1 | 36 | F | Gastric body | Submucosal tumor | I | 4, 4, 3 | Yes | Mucosa | NET-G1 | (−) | (−) | Absent | None | None | 55 | | 2 | 41 | M | Gastric antrum | Submucosal tumor | III | 10 | Yes | Submucosa | NET-G1 | (−) | (−) | Absent | None | None | 52 | | 3 | 71 | M | Gastric body | Submucosal tumor | III | 18 | Yes | Submucosa | NET-G1 | (−) | (−) | Absent | None | Reject | 45 | | 4 | 53 | M | Gastric body | Submucosal tumor | I | 5 | Yes | Submucosa | NET-G1 | (−) | (−) | Absent | None | None | 44 | | 5 | 55 | F | Gastric body | Submucosal tumor | III | 10 | Yes | Submucosa | NET-G1 | (−) | (−) | Absent | None | None | 41 | | 6 | 82 | F | Gastric fundus | Submucosal tumor | III | 30 | Yes | Submucosa | NET-G2 | (−) | (−) | Absent | None | Reject | 40 | | 7 | 35 | F | Gastric fundus | Polyp | I | 6 | Yes | Submucosa | NET-G1 | (−) | (−) | Absent | None | None | 38 | | 8 | 40 | F | Gastric body | Polyp | I | 6 | Yes | Submucosa | NET-G1 | (−) | (−) | Absent | None | None | 35 | | 9 | 47 | F | Gastric body | Submucosal tumor | I | 4 | Yes | Submucosa | NET-G1 | (−) | (−) | Absent | None | None | 35 | | 10 | 56 | F | Gastric body | Polyp | I | 3, 2 | Yes | Mucosa | NET-G1 | (−) | (−) | Absent | None | None | 31 | | 11 | 51 | F | Gastric body | Submucosal tumor | III | 8 | Yes | Submucosa | NET-G1 | (−) | (−) | Absent | None | None | 29 | | 12 | 55 | M | Gastric body | Polyp | I | 8, 3, 3 | Yes | Submucosa | NET-G1 | (−) | (−) | Absent | None | None | 28 | | 13 | 55 | M | Gastric body | Polyp | I | 4 | Yes | Submucosa | NET-G1 | (−) | (−) | Absent | None | None | 28 | | 14 | 57 | M | Gastric body | Submucosal tumor | III | 15 | Yes | Submucosa | NET-G1 | (−) | (−) | Absent | Delayed bleeding | Reject | 26 | | 15 | 35 | F | Gastric body | Submucosal tumor | III | 25 | Yes | Submucosa | NET-G2 | (−) | (−) | Absent | None | Yes | 25 | | 16 | 45 | F | Gastric body | Polyp | I | 6, 3 | Yes | Submucosa | NET-G1 | (−) | (−) | Absent | None | None | 22 | | 17 | 48 | F | Gastric body | Polyp | I | 5 | Yes | Submucosa | NET-G1 | (−) | (−) | Absent | None | None | 21 | | 18 | 55 | M | Gastric body | Polyp | I | 5 | Yes | Submucosa | NET-G1 | (−) | (−) | Absent | None | None | 20 | | 19 | 65 | F | Cardia | Submucosal tumor | III | 20 | Yes | Submucosa | NET-G1 | (−) | (−) | Absent | None | Reject | 20 | | 20 | 35 | F | Gastric fundus | Erosion | I | 5, 3 | Yes | Submucosa | NET-G1 | (−) | (−) | Absent | None | None | 20 | | 21 | 47 | M | Gastric fundus | Polyp | I | 4 | Yes | Mucosa | NET-G1 | (−) | (−) | Absent | None | None | 20 | | 22 | 57 | F | Gastric body | Polyp | I | 8 | Yes | Mucosa | NET-G1 | (−) | (−) | Absent | None | None | 18 | | 23 | 52 | F | Gastric body | Superficial ulcer | III | 15 | Yes | Submucosa | NET-G2 | (−) | (−) | Absent | None | Reject | 12 | | 24 | 40 | F | Gastric body | Submucosal tumor | III | 20, 5 | Yes | Submucosa | NET-G1 | (−) | (−) | Absent | None | Reject | 11 | | 25 | 70 | F | Gastric body | Erosion | I | 5 | Yes | Mucosa | NET-G1 | (−) | (−) | Absent | None | None | 7 |
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NET: neuroendocrine tumor. Reject: the patient rejected the additional surgery.
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