Rapidly progressing malignant phyllodes tumor of the prostate with normal prostate-specific antigen levels: A case report

Malignant phyllodes tumor of the prostate is a very rare entity. Here, we describe a 51-year-old patient with a malignant phyllodes tumor of the prostate with a poor prognosis and normal prostate-specific antigen levels. Digital rectal examination revealed a hard, nodular mass in the prostate, and m...

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Main Authors: Xiaorong Zhang, Jiali Hu, Xiao Xu, Lin Cheng
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2020-01-01
Series:Indian Journal of Pathology and Microbiology
Subjects:
Online Access:http://www.ijpmonline.org/article.asp?issn=0377-4929;year=2020;volume=63;issue=5;spage=50;epage=52;aulast=Zhang
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author Xiaorong Zhang
Jiali Hu
Xiao Xu
Lin Cheng
author_facet Xiaorong Zhang
Jiali Hu
Xiao Xu
Lin Cheng
author_sort Xiaorong Zhang
collection DOAJ
description Malignant phyllodes tumor of the prostate is a very rare entity. Here, we describe a 51-year-old patient with a malignant phyllodes tumor of the prostate with a poor prognosis and normal prostate-specific antigen levels. Digital rectal examination revealed a hard, nodular mass in the prostate, and magnetic resonance imaging exhibited a cystic mass measuring 8.7 cm × 7.0 cm × 6.7 cm. Immunohistochemical staining showed that the epithelial components were positive for CK8/18 and cytokeratin AE1/AE3; the atypical stromal cells were positive for CD34 and vimentin. Histological analysis resulted in a diagnosis of malignant phyllodes tumor of the prostate. Radical surgery was the treatment of choice. However, tumor recurrence was identified 6 months after the surgery, and the patient died 10 months after the surgery.
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spelling doaj.art-b4db819615194950b35943dbef41ac722022-12-22T03:44:48ZengWolters Kluwer Medknow PublicationsIndian Journal of Pathology and Microbiology0377-49292020-01-01635505210.4103/IJPM.IJPM_427_18Rapidly progressing malignant phyllodes tumor of the prostate with normal prostate-specific antigen levels: A case reportXiaorong ZhangJiali HuXiao XuLin ChengMalignant phyllodes tumor of the prostate is a very rare entity. Here, we describe a 51-year-old patient with a malignant phyllodes tumor of the prostate with a poor prognosis and normal prostate-specific antigen levels. Digital rectal examination revealed a hard, nodular mass in the prostate, and magnetic resonance imaging exhibited a cystic mass measuring 8.7 cm × 7.0 cm × 6.7 cm. Immunohistochemical staining showed that the epithelial components were positive for CK8/18 and cytokeratin AE1/AE3; the atypical stromal cells were positive for CD34 and vimentin. Histological analysis resulted in a diagnosis of malignant phyllodes tumor of the prostate. Radical surgery was the treatment of choice. However, tumor recurrence was identified 6 months after the surgery, and the patient died 10 months after the surgery.http://www.ijpmonline.org/article.asp?issn=0377-4929;year=2020;volume=63;issue=5;spage=50;epage=52;aulast=Zhangimmunohistochemical analysismalignant phyllodes tumorprostateprostate-specific antigen
spellingShingle Xiaorong Zhang
Jiali Hu
Xiao Xu
Lin Cheng
Rapidly progressing malignant phyllodes tumor of the prostate with normal prostate-specific antigen levels: A case report
Indian Journal of Pathology and Microbiology
immunohistochemical analysis
malignant phyllodes tumor
prostate
prostate-specific antigen
title Rapidly progressing malignant phyllodes tumor of the prostate with normal prostate-specific antigen levels: A case report
title_full Rapidly progressing malignant phyllodes tumor of the prostate with normal prostate-specific antigen levels: A case report
title_fullStr Rapidly progressing malignant phyllodes tumor of the prostate with normal prostate-specific antigen levels: A case report
title_full_unstemmed Rapidly progressing malignant phyllodes tumor of the prostate with normal prostate-specific antigen levels: A case report
title_short Rapidly progressing malignant phyllodes tumor of the prostate with normal prostate-specific antigen levels: A case report
title_sort rapidly progressing malignant phyllodes tumor of the prostate with normal prostate specific antigen levels a case report
topic immunohistochemical analysis
malignant phyllodes tumor
prostate
prostate-specific antigen
url http://www.ijpmonline.org/article.asp?issn=0377-4929;year=2020;volume=63;issue=5;spage=50;epage=52;aulast=Zhang
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AT xiaoxu rapidlyprogressingmalignantphyllodestumoroftheprostatewithnormalprostatespecificantigenlevelsacasereport
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