Carcinomas in the bladder with papillary and pseudopapillary morphology - not always urothelial

Abstract Background Urothelial carcinoma shows wide plasticity and broad morphologic spectrum. In many instances, the presence of papillary morphology is reassuring of the urothelial histogenesis of a high-grade invasive lesion but is not pathognomonic. Case presentation We reported herein four case...

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Main Authors: Daniel Abensur Athanazio, Maiara Ferreira de Souza, Maria Estela Pompeu do Amaral
Format: Article
Language:English
Published: BMC 2020-11-01
Series:Surgical and Experimental Pathology
Subjects:
Online Access:http://link.springer.com/article/10.1186/s42047-020-00078-9
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author Daniel Abensur Athanazio
Maiara Ferreira de Souza
Maria Estela Pompeu do Amaral
author_facet Daniel Abensur Athanazio
Maiara Ferreira de Souza
Maria Estela Pompeu do Amaral
author_sort Daniel Abensur Athanazio
collection DOAJ
description Abstract Background Urothelial carcinoma shows wide plasticity and broad morphologic spectrum. In many instances, the presence of papillary morphology is reassuring of the urothelial histogenesis of a high-grade invasive lesion but is not pathognomonic. Case presentation We reported herein four cases of carcinomas in the bladder with papillary morphology that had a final diagnosis different from urothelial carcinoma (3% of cases in a 42-month period). In high-grade tumors involving the urinary tract, the presence of papillary/pseudopapillary morphology is not sufficient to render a diagnosis of papillary urothelial carcinoma. Prostate adenocarcinoma, primary bladder adenocarcinoma or metastasis must be excluded in selected case scenarios.
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spelling doaj.art-bc1ff95fbbbd49c9aed4afcbf70212d92022-12-22T00:44:33ZengBMCSurgical and Experimental Pathology2520-84542020-11-01311510.1186/s42047-020-00078-9Carcinomas in the bladder with papillary and pseudopapillary morphology - not always urothelialDaniel Abensur Athanazio0Maiara Ferreira de Souza1Maria Estela Pompeu do Amaral2Hospital Universitário Professor Edgard SantosImagepat Laboratory, Rua Lucaia, 209 - Edf. EventusEmpresarialImagepat Laboratory, Rua Lucaia, 209 - Edf. EventusEmpresarialAbstract Background Urothelial carcinoma shows wide plasticity and broad morphologic spectrum. In many instances, the presence of papillary morphology is reassuring of the urothelial histogenesis of a high-grade invasive lesion but is not pathognomonic. Case presentation We reported herein four cases of carcinomas in the bladder with papillary morphology that had a final diagnosis different from urothelial carcinoma (3% of cases in a 42-month period). In high-grade tumors involving the urinary tract, the presence of papillary/pseudopapillary morphology is not sufficient to render a diagnosis of papillary urothelial carcinoma. Prostate adenocarcinoma, primary bladder adenocarcinoma or metastasis must be excluded in selected case scenarios.http://link.springer.com/article/10.1186/s42047-020-00078-9Urologic neoplasmsBladder cancerPathology
spellingShingle Daniel Abensur Athanazio
Maiara Ferreira de Souza
Maria Estela Pompeu do Amaral
Carcinomas in the bladder with papillary and pseudopapillary morphology - not always urothelial
Surgical and Experimental Pathology
Urologic neoplasms
Bladder cancer
Pathology
title Carcinomas in the bladder with papillary and pseudopapillary morphology - not always urothelial
title_full Carcinomas in the bladder with papillary and pseudopapillary morphology - not always urothelial
title_fullStr Carcinomas in the bladder with papillary and pseudopapillary morphology - not always urothelial
title_full_unstemmed Carcinomas in the bladder with papillary and pseudopapillary morphology - not always urothelial
title_short Carcinomas in the bladder with papillary and pseudopapillary morphology - not always urothelial
title_sort carcinomas in the bladder with papillary and pseudopapillary morphology not always urothelial
topic Urologic neoplasms
Bladder cancer
Pathology
url http://link.springer.com/article/10.1186/s42047-020-00078-9
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AT maiaraferreiradesouza carcinomasinthebladderwithpapillaryandpseudopapillarymorphologynotalwaysurothelial
AT mariaestelapompeudoamaral carcinomasinthebladderwithpapillaryandpseudopapillarymorphologynotalwaysurothelial