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Copyright ©The Author(s) 2016. Published by Baishideng Publishing Group Inc. All rights reserved.
World J Gastroenterol. Feb 7, 2016; 22(5): 1756-1766
Published online Feb 7, 2016. doi: 10.3748/wjg.v22.i5.1756
Advances in endoscopic ultrasound imaging of colorectal diseases
Elena Tatiana Cârțână, Dan Ionuț Gheonea, Adrian Săftoiu
Elena Tatiana Cârțână, Dan Ionuț Gheonea, Adrian Săftoiu, Department of Gastroenterology, Research Center of Gastroenterology and Hepatology Craiova, University of Medicine and Pharmacy of Craiova, 200638 Craiova, Romania
Adrian Săftoiu, Department of Endoscopy, Gastrointestinal Unit, Copenhagen University Hospital Herlev, Herlev Ringvej, 2730 Herlev, Denmark
Author contributions: Cârțână ET and Gheonea DI analysed the literature and drafted the article; Săftoiu A designed and revised the content.
Supported by The frame of European Social Found, Human Resources Development Operational Programme 2007-2013, project No. POSDRU/159/1.5/S/133377.
Conflict-of-interest statement: The authors have no conflict of interest to declare.
Open-Access: This article is an open-access article which was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See: http://creativecommons.org/licenses/by-nc/4.0/
Correspondence to: Adrian Săftoiu, MD, PhD, MSc, FASGE, Department of Gastroenterology, Research Center of Gastroenterology and Hepatology Craiova, University of Medicine and Pharmacy of Craiova, 1 Mai nr. 66, 200638 Craiova, Romania. adriansaftoiu@aim.com
Telephone: +40-744-823355 Fax: +40-251-310287
Received: April 28, 2015
Peer-review started: May 6, 2015
First decision: September 29, 2015
Revised: October 21, 2015
Accepted: December 14, 2015
Article in press: December 14, 2015
Published online: February 7, 2016
Core Tip

Core tip: Beyond staging rectal cancer, an already established endoscopic ultrasound (EUS) indication, novel applications for colorectal diseases are under investigation, including the possibility of staging tumours throughout the entire colon with the recently developed forward-viewing radial echoendoscope. Contrast-enhanced EUS may be used for the characterization and the prognostic assessment in both colorectal tumours and inflammatory bowel disease, while EUS elastography could enhance the differential diagnosis of benign and malignant colorectal lesions, pending on further studies. EUS-guided therapeutic procedures include drainage of abdomino-pelvic collections and other experimental procedures, such as insertion of fiducial markers and targeted microbubble drug delivery, which will be also reviewed.