Occult Dysplasia in a Localized Giant Pseudopolyp in Crohn’s Colitis: A Case Report

Localized giant pseudopolyposis of the colon (pseudopolyp larger than 1.5 cm in size) is a rare complication of inflammatory bowel disease. There is one report of an occult carcinoma within such a lesion, and no reports of sole dysplasia. A case of a 42-year-old man with longstanding Crohn’s colitis...

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Main Authors: Jonathan Wyse, Esther Lamoureux, Philip H Gordon, Alain Bitton
Format: Article
Language:English
Published: Wiley 2009-01-01
Series:Canadian Journal of Gastroenterology
Online Access:http://dx.doi.org/10.1155/2009/814894
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author Jonathan Wyse
Esther Lamoureux
Philip H Gordon
Alain Bitton
author_facet Jonathan Wyse
Esther Lamoureux
Philip H Gordon
Alain Bitton
author_sort Jonathan Wyse
collection DOAJ
description Localized giant pseudopolyposis of the colon (pseudopolyp larger than 1.5 cm in size) is a rare complication of inflammatory bowel disease. There is one report of an occult carcinoma within such a lesion, and no reports of sole dysplasia. A case of a 42-year-old man with longstanding Crohn’s colitis who underwent a colonoscopy revealing a large, multilobulated mass at the splenic flexure that was not amenable to endoscopic removal, is described. Multiple biopsies showed no dysplasia and histology was consistent with an inflammatory pseudopolyp. Computed tomographic colonography demonstrated a mass resembling a large villous tumour. A decision for surgery was made. The surgical specimen was a complex anastomosing inflammatory pseudopolyp 5 cm × 4 cm × 3 cm in size, with a focus of low-grade dysplasia in an area free of inflammation.
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institution Kabale University
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publishDate 2009-01-01
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series Canadian Journal of Gastroenterology
spelling doaj-art-4a79b8e75fb84b75a0a6093f679d79b52025-08-20T03:36:26ZengWileyCanadian Journal of Gastroenterology0835-79002009-01-0123747747810.1155/2009/814894Occult Dysplasia in a Localized Giant Pseudopolyp in Crohn’s Colitis: A Case ReportJonathan Wyse0Esther Lamoureux1Philip H Gordon2Alain Bitton3Division of Gastroenterology, McGill University Health Centre, Montréal, Québec, CanadaDepartment of Pathology, Jewish General Hospital, McGill University, Montréal, Québec, CanadaDivision of Colorectal Surgery, Sir Mortimer B Davis Jewish General Hospital, McGill University, Montréal, Québec, CanadaDivision of Gastroenterology, McGill University Health Centre, Montréal, Québec, CanadaLocalized giant pseudopolyposis of the colon (pseudopolyp larger than 1.5 cm in size) is a rare complication of inflammatory bowel disease. There is one report of an occult carcinoma within such a lesion, and no reports of sole dysplasia. A case of a 42-year-old man with longstanding Crohn’s colitis who underwent a colonoscopy revealing a large, multilobulated mass at the splenic flexure that was not amenable to endoscopic removal, is described. Multiple biopsies showed no dysplasia and histology was consistent with an inflammatory pseudopolyp. Computed tomographic colonography demonstrated a mass resembling a large villous tumour. A decision for surgery was made. The surgical specimen was a complex anastomosing inflammatory pseudopolyp 5 cm × 4 cm × 3 cm in size, with a focus of low-grade dysplasia in an area free of inflammation.http://dx.doi.org/10.1155/2009/814894
spellingShingle Jonathan Wyse
Esther Lamoureux
Philip H Gordon
Alain Bitton
Occult Dysplasia in a Localized Giant Pseudopolyp in Crohn’s Colitis: A Case Report
Canadian Journal of Gastroenterology
title Occult Dysplasia in a Localized Giant Pseudopolyp in Crohn’s Colitis: A Case Report
title_full Occult Dysplasia in a Localized Giant Pseudopolyp in Crohn’s Colitis: A Case Report
title_fullStr Occult Dysplasia in a Localized Giant Pseudopolyp in Crohn’s Colitis: A Case Report
title_full_unstemmed Occult Dysplasia in a Localized Giant Pseudopolyp in Crohn’s Colitis: A Case Report
title_short Occult Dysplasia in a Localized Giant Pseudopolyp in Crohn’s Colitis: A Case Report
title_sort occult dysplasia in a localized giant pseudopolyp in crohn s colitis a case report
url http://dx.doi.org/10.1155/2009/814894
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