Intravesical chemotherapy instillation is a unique method of treatment confined to urothelial neoplasia. Within the last decades, the substances Bacillus Calmette-Guerin (BCG) and mitomycin C (MMC) have evolved as the standard regimens for intravesical therapy. However, there are other chemotherapeutic substances, which are used less frequently, such as gemcitabine. In this article we aim to highlight the clinical relevance of intravesical gemcitabine instillations as treatment of non-muscle invasive bladder cancer.The histological subtypes of bladder tumours are as diverse as the intravesical regimens. Inverted papilloma is a rare entity in the spectrum of urological diseases. There seems to be an association with non-muscle invasive bladder cancer.We report a rare case of an inverted bladder papilloma treated with intravesical gemcitabine instillations after BCG failure and an allergic reaction to MMC.
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http://dx.doi.org/10.1055/a-1312-9032 | DOI Listing |
Asian Pac J Cancer Prev
September 2024
Department of Radiation Oncology, School of Medicine, Iran University of Medical Sciences, Tehran, Iran..
Unlabelled: Backgroundsː The objective of this study was to assess the efficacy of gemcitabine as a treatment option for patients diagnosed with non-muscle invasive bladder cancer (NMIBC) who had previously experienced failure with Bacillus Calmette-Guerin (BCG) therapy in the last year.
Methods: We prospectively enrolled 28 patients with recurrent NMIBC after previous intravesical treatment in the last year who declined or were unsuitable for cystectomy between 2021 and 2023. Gemcitabine at 2,000 mg/100 mL was instilled weekly for 6 weeks.
J Nanobiotechnology
September 2024
Urology & Nephrology Center, Department of Urology, Zhejiang Provincial People's Hospital (Affiliated People's Hospital), Hangzhou Medical College, Hangzhou, Zhejiang, China.
Intravesical therapy (IT) is widely used to tackle various urological diseases. However, its clinical efficacy is decreased by the impermeability of various barriers presented on the bladder luminal surface, including the urinary mucus layer and the densely packed tissue barrier. In this study, we report a mucoadhesive-to-penetrating nanomotors-in-hydrogel system for urothelium-oriented intravesical drug delivery.
View Article and Find Full Text PDFInvestig Clin Urol
September 2024
Department of Urology, Urological Science Institute, Yonsei University College of Medicine, Seoul, Korea.
Curr Urol
September 2024
The Smith Institute for Urology, Donald and Barbara Zucker School of Medicine at Hofstra/Northwell, Lake Success, NY, USA.
Urologie
October 2024
Universitätsklinik und Poliklinik für Urologie, Universitätsmedizin Halle, Halle, Deutschland.
Bacillus Calmette-Guérin (BCG) therapy is the standard of care in the treatment of high-risk non-muscle invasive bladder cancer (NMIBC). In the absence of a response to BCG and persistent high-grade disease, cystectomy is recommended depending on the clinical risk. A variety of targeted therapy approaches, which aim at immune- and gene-based molecular targets, such as PD-(L)1 and FGFR, are currently being investigated in randomized studies for BCG-unresponsive NMIBC.
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