Case report: Sarcomatoid urothelial carcinoma of the renal pelvis masquerading as a renal abscess

Sarcomatoid urothelial carcinoma (SUC), a rare tumor of the urinary tract epithelium, exhibits a high degree of malignancy and therefore a poor prognosis. Due to the absence of specific clinical presentations and imaging findings, SUC of the renal pelvis masquerades as a renal abscess is frequently...

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Main Authors: Yaru Chu, Hao Ning, Ke Yin, Tong Chen, Haihu Wu, Delin Wang, Feifan Liu, Zhenlin Zhao, Jiaju Lv
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-01-01
Series:Frontiers in Oncology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fonc.2023.1055229/full
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author Yaru Chu
Hao Ning
Hao Ning
Ke Yin
Tong Chen
Haihu Wu
Haihu Wu
Delin Wang
Feifan Liu
Zhenlin Zhao
Jiaju Lv
Jiaju Lv
author_facet Yaru Chu
Hao Ning
Hao Ning
Ke Yin
Tong Chen
Haihu Wu
Haihu Wu
Delin Wang
Feifan Liu
Zhenlin Zhao
Jiaju Lv
Jiaju Lv
author_sort Yaru Chu
collection DOAJ
description Sarcomatoid urothelial carcinoma (SUC), a rare tumor of the urinary tract epithelium, exhibits a high degree of malignancy and therefore a poor prognosis. Due to the absence of specific clinical presentations and imaging findings, SUC of the renal pelvis masquerades as a renal abscess is frequently under-recognized or misdiagnosed as benign inflammatory disease, resulting in delayed or erroneous treatment. Here, we report a patient with SUC of the renal pelvis who presented with a renal abscess. Repeated anti-inflammatory treatment was ineffective. Unexpectedly, cancerous cells were detected in subsequent exfoliative cytology of nephrostomy drainage fluid. In accordance with this, radical surgery and postoperative chemotherapy were conducted. Fortunately, neither recurrence nor metastasis occurred during a one-year follow-up.
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spelling doaj.art-f64f2ddea41e41b6b516d91d3f6df4cf2023-01-23T05:58:52ZengFrontiers Media S.A.Frontiers in Oncology2234-943X2023-01-011310.3389/fonc.2023.10552291055229Case report: Sarcomatoid urothelial carcinoma of the renal pelvis masquerading as a renal abscessYaru Chu0Hao Ning1Hao Ning2Ke Yin3Tong Chen4Haihu Wu5Haihu Wu6Delin Wang7Feifan Liu8Zhenlin Zhao9Jiaju Lv10Jiaju Lv11Department of Urology, Provincial Hospital Affiliated to Shandong First Medical University, Shandong First Medical University, Jinan,  ChinaDepartment of Urology, Provincial Hospital Affiliated to Shandong First Medical University, Shandong First Medical University, Jinan,  ChinaDepartment of Urology, Shandong Provincial Hospital, Shandong University School of Medicine, Jinan,  ChinaDepartment of Pathology, Shandong Provincial Hospital, Shandong University School of Medicine, Jinan,  ChinaDepartment of Urology, Shandong Provincial Hospital, Shandong University School of Medicine, Jinan,  ChinaDepartment of Urology, Provincial Hospital Affiliated to Shandong First Medical University, Shandong First Medical University, Jinan,  ChinaDepartment of Urology, Shandong Provincial Hospital, Shandong University School of Medicine, Jinan,  ChinaDepartment of Urology, Provincial Hospital Affiliated to Shandong First Medical University, Shandong First Medical University, Jinan,  ChinaDepartment of Urology, Shandong Provincial Hospital, Shandong University School of Medicine, Jinan,  ChinaDepartment of Urology, Provincial Hospital Affiliated to Shandong First Medical University, Shandong First Medical University, Jinan,  ChinaDepartment of Urology, Provincial Hospital Affiliated to Shandong First Medical University, Shandong First Medical University, Jinan,  ChinaDepartment of Urology, Shandong Provincial Hospital, Shandong University School of Medicine, Jinan,  ChinaSarcomatoid urothelial carcinoma (SUC), a rare tumor of the urinary tract epithelium, exhibits a high degree of malignancy and therefore a poor prognosis. Due to the absence of specific clinical presentations and imaging findings, SUC of the renal pelvis masquerades as a renal abscess is frequently under-recognized or misdiagnosed as benign inflammatory disease, resulting in delayed or erroneous treatment. Here, we report a patient with SUC of the renal pelvis who presented with a renal abscess. Repeated anti-inflammatory treatment was ineffective. Unexpectedly, cancerous cells were detected in subsequent exfoliative cytology of nephrostomy drainage fluid. In accordance with this, radical surgery and postoperative chemotherapy were conducted. Fortunately, neither recurrence nor metastasis occurred during a one-year follow-up.https://www.frontiersin.org/articles/10.3389/fonc.2023.1055229/fullmisdiagnosisrare diseaserenal pelvisrenal abscesssarcomatoid urothelial carcinoma
spellingShingle Yaru Chu
Hao Ning
Hao Ning
Ke Yin
Tong Chen
Haihu Wu
Haihu Wu
Delin Wang
Feifan Liu
Zhenlin Zhao
Jiaju Lv
Jiaju Lv
Case report: Sarcomatoid urothelial carcinoma of the renal pelvis masquerading as a renal abscess
Frontiers in Oncology
misdiagnosis
rare disease
renal pelvis
renal abscess
sarcomatoid urothelial carcinoma
title Case report: Sarcomatoid urothelial carcinoma of the renal pelvis masquerading as a renal abscess
title_full Case report: Sarcomatoid urothelial carcinoma of the renal pelvis masquerading as a renal abscess
title_fullStr Case report: Sarcomatoid urothelial carcinoma of the renal pelvis masquerading as a renal abscess
title_full_unstemmed Case report: Sarcomatoid urothelial carcinoma of the renal pelvis masquerading as a renal abscess
title_short Case report: Sarcomatoid urothelial carcinoma of the renal pelvis masquerading as a renal abscess
title_sort case report sarcomatoid urothelial carcinoma of the renal pelvis masquerading as a renal abscess
topic misdiagnosis
rare disease
renal pelvis
renal abscess
sarcomatoid urothelial carcinoma
url https://www.frontiersin.org/articles/10.3389/fonc.2023.1055229/full
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