Radical cystectomy with extended pelvic lymph node dissection remains the standard of care for non-metastatic muscle-invasive bladder cancer. Locoregional control is a key factor in the outcome of patients since it is related to overall survival, metastasis-free survival and specific survival. Locoregional recurrence rate is directly correlated to pathological results and the quality of lymphadenectomy. In addition, while pre- or postoperative chemotherapy improved overall survival, it showed no impact on locoregional recurrence-free survival. Several recent publications have led to the development of a nomogram that predicts the risk of locoregional recurrence, in order to identify patients for which adjuvant radiotherapy could be beneficial. International cooperative groups have then come together to provide the rational for adjuvant radiotherapy, reinforced by recent technical developments limiting toxicity, and to develop prospective studies to reduce the risk of relapse. The aim of this critical literature review is to provide an overview of the elements in favor of adjuvant radiation for patients treated for muscle-invasive bladder cancer.
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http://dx.doi.org/10.1016/j.canrad.2016.08.131 | DOI Listing |
Front Immunol
January 2025
Tianjin Institute of Urology, The Second Hospital of Tianjin Medical University, Tianjin, China.
As an antibody-drug conjugate (ADC), disitamab vedotin (RC48) is a promising treatment targeting ERBB2 for locally advanced and metastatic bladder cancer (BLCA). However, the subtype heterogeneity of muscle-invasive bladder cancer (MIBC) often leads to different therapeutic outcomes. In our study, we aim to explore sensitivity differences and mechanisms of different molecular subtypes of MIBC to RC48 treatment and develop a strategy for combination therapy against cancer.
View Article and Find Full Text PDFFront Oncol
January 2025
School of Engineering, Newcastle University, Newcastle Upon Tyne, United Kingdom.
Background: Non-muscle-invasive Bladder Cancer (NMIBC) is notorious for its high recurrence rate of 70-80%, imposing a significant human burden and making it one of the costliest cancers to manage. Current prediction tools for NMIBC recurrence rely on scoring systems that often overestimate risk and lack accuracy. Machine learning (ML) and artificial intelligence (AI) are transforming oncological urology by leveraging molecular and clinical data to enhance predictive precision.
View Article and Find Full Text PDFAm J Clin Exp Urol
December 2024
Division of Urology, Department of Surgery, School of Medicine, University of Maryland Baltimore, MD, USA.
Purpose: The estimated glomerular filtration rate (eGFR) has historically been calculated with a race-coefficient multiplier (RCM); however, the RCM has been broadly criticized as inaccurate and a potential contributor to exacerbating disparities. We evaluated the impact of the RCM on eGFR and examined the 30-day post-cystectomy complications in a muscle-invasive bladder cancer cohort.
Materials And Methods: We retrospectively analyzed patients diagnosed with MIBC who underwent cystectomy in the ACS NSQIP database from 2006 to 2020 using CPT and ICD codes.
J Toxicol Pathol
January 2025
Department of Molecular Pathology, Graduate School of Medicine, Osaka Metropolitan University, 1-4-3 Asahi-machi, Abeno-ku, Osaka, Japan.
Occupational exposure to aromatic amines is a major risk factor for urinary bladder cancer. Our previous studies showed that acetoaceto--toluidine, which is produced using -toluidine as a raw material, promotes urinary bladder carcinogenesis in rats. We also found high concentrations of -toluidine, a human bladder carcinogen, in the urine of acetoaceto--toluidine-treated rats, indicating that urinary -toluidine derived from acetoaceto--toluidine may play an important role in bladder carcinogenesis.
View Article and Find Full Text PDFEnviron Health Perspect
January 2025
Unit of Cardiovascular and Nutritional Epidemiology, Institute of Environmental Medicine, Karolinska Institutet, Stockholm, Sweden.
Background: Chlorination is a widespread method for drinking water disinfection that has the drawback of introducing potentially carcinogenic chemical by-products to drinking water.
Objective: We systematically evaluated the epidemiologic evidence of exposure to trihalomethane (THM) disinfection by-products and risk of cancer.
Methods: We conducted a systematic review and meta-analysis of epidemiologic studies that assessed the association of exposure to residential concentrations of THMs with risk of cancer in adults.
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