Hussein Hassan Okasha,Mahmoud Wahba,Eva Fontagnier,Abeer Abdellatef,Hani Haggag,Sameh

作     者：Hussein Hassan Okasha Mahmoud Wahba Eva Fontagnier Abeer Abdellatef Hani Haggag Sameh AbouElenin 

作者机构：Department of Internal Medicine and HepatogastroenterologyKasr Al-Aini HospitalsCairo UniversityCairo 11451Egypt Department of Internal Medicine and GastroenterologyTawam HospitalAl-Ain 00000United Arab Emirates Department of Internal Medicine and GastroenterologyMilitary Medical AcademyCairo 11451Egypt 

出 版 物：《World Journal of Gastrointestinal Endoscopy》 (世界胃肠内镜杂志（英文版）（电子版）)

年 卷 期：2022年第14卷第8期

页      面：502-507页

学科分类：1002[医学-临床医学] 100214[医学-肿瘤学] 10[医学] 

主　　题：Colorectal cancer Endoscopic ultrasound Local recurrence Fine-needle aspiration Deep implanted CRC Case report 

摘      要：BACKGROUND Almost half of the patients with colorectal cancer(CRC)will experience localregional recurrence after standard surgical *** local recurrences of colorectal cancer(LRCC)do not grow intraluminally,and some may be covered by a normal mucosa so that they could be missed by *** detection is crucial as it offers a chance to achieve curative *** ultrasound(EUS)is mainly used in CRC staging combined with cross-section imaging *** can provide an accurate assessment of sub-mucosal lesions by demarcating the originating wall layer and evaluating its *** fineneedle aspiration(FNA)provides the required tissue examination and confirms the *** SUMMARY We report a series of five cases referred to surveillance for LRCC with negative colonoscopy and/or negative endoscopic ***-FNA confirmed LRCC implanted deep into the third and fourth wall layer with normal first and second *** Assessment for LCRR is still problematic and may be very *** and EUSFNA may be useful tools to exclude local recurrence.