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DOI: 10.1055/s-0044-1783445
Endoscopic treatment for adenocarcinoma in giant rectal lesion
Abstract Text A 79-year-old male underwent total colonoscopy, revealing a 70 mm Paris 0-IIa+Is laterally spreading tumor-granular nodular mixed type in the rectum (LST-G-M), with two dominant nodules (the largest with 15 mm), JNET 2B. The patient underwent endoscopic submucosal dissection.
Histopathology of the specimen identified a 70x50 mm lesion, with tubular adenoma with low to high grade dysplasia. It included a moderately differentiated invasive intestinal-type adenocarcinoma, with superficial submucosa invasion (sm1) with grade 1 budding. There was an en bloc R0 resection. No lymphovascular invasion was observed. The patient remains asymptomatic and no stenosis was identified four months later [1] [2].
Publication History
Article published online:
15 April 2024
© 2024. European Society of Gastrointestinal Endoscopy. All rights reserved.
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References
- 1 Pimentel-Nunes P, Libânio D, Bastiaansen BAJ. et al. Endoscopic submucosal dissection for superficial gastrointestinal lesions: European Society of Gastrointestinal Endoscopy (ESGE) Guideline – Update 2022. Endoscopy 2022; 54 (06) 591-622
- 2 Libânio D, Pimentel-Nunes P, Bastiaansen BAJ. et al. Endoscopic submucosal dissection techniques and technology: European Society of Gastrointestinal Endoscopy (ESGE) Technical Review. Endoscopy 2023; 55 (04) 361-389