Urinary Tract Obstruction Secondary to Fungal Balls: A Systematic Review

<b>Objectives:</b> To understand the clinical characteristics, risk factors, diagnosis, treatment, and outcomes of urinary tract obstruction caused by fungal balls. <b>Materials and Methods:</b> A comprehensive search was conducted across PubMed, Embase, and Medline following...

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Main Authors: Kenneth Keen Yip Chew, Maryaan Kas, Pascal Mancuso
Format: Article
Language:English
Published: MDPI AG 2024-06-01
Series:Société Internationale d’Urologie Journal
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Online Access:https://www.mdpi.com/2563-6499/5/3/34
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author Kenneth Keen Yip Chew
Maryaan Kas
Pascal Mancuso
author_facet Kenneth Keen Yip Chew
Maryaan Kas
Pascal Mancuso
author_sort Kenneth Keen Yip Chew
collection DOAJ
description <b>Objectives:</b> To understand the clinical characteristics, risk factors, diagnosis, treatment, and outcomes of urinary tract obstruction caused by fungal balls. <b>Materials and Methods:</b> A comprehensive search was conducted across PubMed, Embase, and Medline following the PRISMA guidelines, including case reports and case series. Study quality and risk of bias were assessed using the Oxford Centre for Evidence-Based Medicine (CEBM) document. The systematic review process was aimed at gathering and synthesising all available research evidence on the topic. <b>Results:</b> We included 54 articles reporting on 57 patients, primarily males (61.4%) with a median age of 56 years. The most common presenting symptoms were flank pain (71.9%) and fevers (59.6%). All diagnoses were made on the presence of yeast in urine or intra-operative tissue cultures and the presence of obstruction on imaging. The most common pathogen isolated were those of the <i>Candida</i> species (61.5%) followed by <i>Aspergillus</i> (33.3%). Multimodal management was the mainstay approach with the use of systemic and local antifungal therapy in combination with surgical drainage of the obstruction. The mortality rate was around 12.3%. <b>Conclusions:</b> Management of renal or ureteral obstruction caused by fungal balls requires a multimodal and multidisciplinary approach, comprising systemic antifungal therapy, drainage procedures, and in some instances, surgical intervention. The growing prevalence of antifungal resistance and the high mortality potential of fungal uropathy necessitates ongoing research into the optimal diagnostic and treatment modalities for this condition.
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spelling doaj-art-c6d74e91cdcf4b64aef1294fd38a1ae32025-08-20T02:02:37ZengMDPI AGSociété Internationale d’Urologie Journal2563-64992024-06-015322723610.3390/siuj5030034Urinary Tract Obstruction Secondary to Fungal Balls: A Systematic ReviewKenneth Keen Yip Chew0Maryaan Kas1Pascal Mancuso2Liverpool Hospital, Sydney, NSW 2170, AustraliaLiverpool Hospital, Sydney, NSW 2170, AustraliaLiverpool Hospital, Sydney, NSW 2170, Australia<b>Objectives:</b> To understand the clinical characteristics, risk factors, diagnosis, treatment, and outcomes of urinary tract obstruction caused by fungal balls. <b>Materials and Methods:</b> A comprehensive search was conducted across PubMed, Embase, and Medline following the PRISMA guidelines, including case reports and case series. Study quality and risk of bias were assessed using the Oxford Centre for Evidence-Based Medicine (CEBM) document. The systematic review process was aimed at gathering and synthesising all available research evidence on the topic. <b>Results:</b> We included 54 articles reporting on 57 patients, primarily males (61.4%) with a median age of 56 years. The most common presenting symptoms were flank pain (71.9%) and fevers (59.6%). All diagnoses were made on the presence of yeast in urine or intra-operative tissue cultures and the presence of obstruction on imaging. The most common pathogen isolated were those of the <i>Candida</i> species (61.5%) followed by <i>Aspergillus</i> (33.3%). Multimodal management was the mainstay approach with the use of systemic and local antifungal therapy in combination with surgical drainage of the obstruction. The mortality rate was around 12.3%. <b>Conclusions:</b> Management of renal or ureteral obstruction caused by fungal balls requires a multimodal and multidisciplinary approach, comprising systemic antifungal therapy, drainage procedures, and in some instances, surgical intervention. The growing prevalence of antifungal resistance and the high mortality potential of fungal uropathy necessitates ongoing research into the optimal diagnostic and treatment modalities for this condition.https://www.mdpi.com/2563-6499/5/3/34fungal ballmycetomasurinary tract obstructionurologyfungal bezoar
spellingShingle Kenneth Keen Yip Chew
Maryaan Kas
Pascal Mancuso
Urinary Tract Obstruction Secondary to Fungal Balls: A Systematic Review
Société Internationale d’Urologie Journal
fungal ball
mycetomas
urinary tract obstruction
urology
fungal bezoar
title Urinary Tract Obstruction Secondary to Fungal Balls: A Systematic Review
title_full Urinary Tract Obstruction Secondary to Fungal Balls: A Systematic Review
title_fullStr Urinary Tract Obstruction Secondary to Fungal Balls: A Systematic Review
title_full_unstemmed Urinary Tract Obstruction Secondary to Fungal Balls: A Systematic Review
title_short Urinary Tract Obstruction Secondary to Fungal Balls: A Systematic Review
title_sort urinary tract obstruction secondary to fungal balls a systematic review
topic fungal ball
mycetomas
urinary tract obstruction
urology
fungal bezoar
url https://www.mdpi.com/2563-6499/5/3/34
work_keys_str_mv AT kennethkeenyipchew urinarytractobstructionsecondarytofungalballsasystematicreview
AT maryaankas urinarytractobstructionsecondarytofungalballsasystematicreview
AT pascalmancuso urinarytractobstructionsecondarytofungalballsasystematicreview