Is salvage surgery necessary for non-R0 endoscopic resection of small rectal neuroendocrine tumors?

doi:10.4251/wjgo.v18.i6.118531

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World Journal of Gastrointestinal Oncology

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1948-5204

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

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Copyright: ©Author(s) 2026. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution-NonCommercial (CC BY-NC 4.0) license. No commercial re-use. See permissions. Published by Baishideng Publishing Group Inc.

World J Gastrointest Oncol. Jun 15, 2026; 18(6): 118531
Published online Jun 15, 2026. doi: 10.4251/wjgo.v18.i6.118531

Table 2 The salvage surgery and follow-up data of these 38 patients with non-R0 endoscopic resection

	Total (n = 38)
Salvage surgery (%)
ESD	31.6 (12/38)
TEM	42.1 (16/38)
LAR	5.3 (2/38)
Follow-up only without salvage surgery	21.1 (8/38)
With endoscopic biopsy	37.5 (3/8)
Without endoscopic biopsy	62.5 (5/8)
Residual tumor cells (%)	0.0 (0/33)
Follow-up time (month), mean ± SD	46.4 ± 14.8
Recurrence (%)	0.0 (0/38)

ESD: Endoscopic submucosal dissection; TEM: Transanal endoscopic microsurgery; LAR: Low anterior resection.

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Citation: Lin SY, Li ZH, Xu GL, Weng J, Bai KH. Is salvage surgery necessary for non-R0 endoscopic resection of small rectal neuroendocrine tumors? World J Gastrointest Oncol 2026; 18(6): 118531
URL: https://www.wjgnet.com/1948-5204/full/v18/i6/118531.htm
DOI: https://dx.doi.org/10.4251/wjgo.v18.i6.118531

Lin SY, Li ZH, Xu GL, Weng J, Bai KH. Is salvage surgery necessary for non-R0 endoscopic resection of small rectal neuroendocrine tumors? World J Gastrointest Oncol 2026; 18(6): 118531 [DOI: 10.4251/wjgo.v18.i6.118531]

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