Case Report with Systematic Literature Review on Vascular Complications of BCG Intravesical Therapy for Bladder Cancer

(1) Background: Intravesical instillation of therapeutic Bacillus Calmette-Guerin (BCG) is the standard of treatment for non-muscular invasive bladder cancer. Although the exact immunomodulatory effects of BCG therapy in non-muscular invasive bladder cancer (NMIBC) are still unclear, it has been con...

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Main Authors: Brianna King, Dhanveer Singh, Animesh Rathore, Ronald Flenner, Mark Flemmer
Format: Article
Language:English
Published: MDPI AG 2022-10-01
Series:Journal of Clinical Medicine
Subjects:
Online Access:https://www.mdpi.com/2077-0383/11/20/6226
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author Brianna King
Dhanveer Singh
Animesh Rathore
Ronald Flenner
Mark Flemmer
author_facet Brianna King
Dhanveer Singh
Animesh Rathore
Ronald Flenner
Mark Flemmer
author_sort Brianna King
collection DOAJ
description (1) Background: Intravesical instillation of therapeutic Bacillus Calmette-Guerin (BCG) is the standard of treatment for non-muscular invasive bladder cancer. Although the exact immunomodulatory effects of BCG therapy in non-muscular invasive bladder cancer (NMIBC) are still unclear, it has been considered a safe and effective treatment with the largest to-date report of complications citing minimal side effects, none of which included arterial involvement; (2) Methods: A systematic literature review was performed using PubMed, Cochrane, Medline, and Google Scholar from database inception to March 2021. Only eligible studies reporting aneurysm formation in adult patients with a history of BCG immunotherapy and no previous vascular pathology were included; (3) Results: A systematic literature review was conducted, highlighting 17 reports suggestive of BCG-induced mycotic aneurysm development. We added a case of a 78-year-old male, 30 months after last BCG-instillation, with a mycotic abdominal aneurysm yielding <i>Mycobacterium tuberculosis</i> with pyrazinamide resistance culture.; (4) Conclusions: Concluding results suggest a higher incidence of vascular complications from BCG intravesical therapy in the treatment of non-muscular invasive bladder cancer than previously reported. Recommendations are made to emphasize further research of this immunotherapy complication to facilitate the creation of guidelines for diagnosis and management of these patients.
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spelling doaj.art-6f1d61e2b8e94510a079da3be2dd74052023-12-02T00:34:16ZengMDPI AGJournal of Clinical Medicine2077-03832022-10-011120622610.3390/jcm11206226Case Report with Systematic Literature Review on Vascular Complications of BCG Intravesical Therapy for Bladder CancerBrianna King0Dhanveer Singh1Animesh Rathore2Ronald Flenner3Mark Flemmer4Eastern Virginia Medical School, Norfolk, VA 23507, USADepartment of Internal Medicine, Eastern Virginia Medical School, Norfolk, VA 23507, USADepartment of Vascular Surgery, Sentara Norfolk General Hospital, Norfolk, VA 23507, USADepartment of Infectious Disease, Eastern Virginia Medical School, Norfolk, VA 23507, USADepartment of Internal Medicine, Eastern Virginia Medical School, Norfolk, VA 23507, USA(1) Background: Intravesical instillation of therapeutic Bacillus Calmette-Guerin (BCG) is the standard of treatment for non-muscular invasive bladder cancer. Although the exact immunomodulatory effects of BCG therapy in non-muscular invasive bladder cancer (NMIBC) are still unclear, it has been considered a safe and effective treatment with the largest to-date report of complications citing minimal side effects, none of which included arterial involvement; (2) Methods: A systematic literature review was performed using PubMed, Cochrane, Medline, and Google Scholar from database inception to March 2021. Only eligible studies reporting aneurysm formation in adult patients with a history of BCG immunotherapy and no previous vascular pathology were included; (3) Results: A systematic literature review was conducted, highlighting 17 reports suggestive of BCG-induced mycotic aneurysm development. We added a case of a 78-year-old male, 30 months after last BCG-instillation, with a mycotic abdominal aneurysm yielding <i>Mycobacterium tuberculosis</i> with pyrazinamide resistance culture.; (4) Conclusions: Concluding results suggest a higher incidence of vascular complications from BCG intravesical therapy in the treatment of non-muscular invasive bladder cancer than previously reported. Recommendations are made to emphasize further research of this immunotherapy complication to facilitate the creation of guidelines for diagnosis and management of these patients.https://www.mdpi.com/2077-0383/11/20/6226BCGBacillus Calmette-Guerin<i>Mycobacterium</i>aneurysmmycotic aneurysmbladder cancer
spellingShingle Brianna King
Dhanveer Singh
Animesh Rathore
Ronald Flenner
Mark Flemmer
Case Report with Systematic Literature Review on Vascular Complications of BCG Intravesical Therapy for Bladder Cancer
Journal of Clinical Medicine
BCG
Bacillus Calmette-Guerin
<i>Mycobacterium</i>
aneurysm
mycotic aneurysm
bladder cancer
title Case Report with Systematic Literature Review on Vascular Complications of BCG Intravesical Therapy for Bladder Cancer
title_full Case Report with Systematic Literature Review on Vascular Complications of BCG Intravesical Therapy for Bladder Cancer
title_fullStr Case Report with Systematic Literature Review on Vascular Complications of BCG Intravesical Therapy for Bladder Cancer
title_full_unstemmed Case Report with Systematic Literature Review on Vascular Complications of BCG Intravesical Therapy for Bladder Cancer
title_short Case Report with Systematic Literature Review on Vascular Complications of BCG Intravesical Therapy for Bladder Cancer
title_sort case report with systematic literature review on vascular complications of bcg intravesical therapy for bladder cancer
topic BCG
Bacillus Calmette-Guerin
<i>Mycobacterium</i>
aneurysm
mycotic aneurysm
bladder cancer
url https://www.mdpi.com/2077-0383/11/20/6226
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