Association Between Antibiotic Treatment and the Efficacy of Intravesical BCG Therapy in Patients With High-Risk Non-Muscle Invasive Bladder Cancer

Autor: Sahyun Pak, Sun-Young Kim, Sung Han Kim, Jae Young Joung, Weon Seo Park, Jinsoo Chung, Kang Hyun Lee, Ho Kyung Seo
Jazyk: angličtina
Rok vydání: 2021
Předmět:
Zdroj: Frontiers in Oncology, Vol 11 (2021)
Druh dokumentu: article
ISSN: 2234-943X
DOI: 10.3389/fonc.2021.570077
Popis: ObjectiveTo investigate the association between antibiotic therapy and the efficacy of intravesical BCG therapy in patients with high-risk non-muscle invasive bladder cancer (NMIBC).MethodsThis study involved the retrospective review of medical records of patients who underwent transurethral resection of bladder tumors for high-risk NMIBC followed by intravesical BCG therapy between 2008 and 2017. Patients were categorized as none, short- (2-6 days), and long-course use (≥7 days) based on the duration of antibiotic treatment concurrent with or initiated ≤30 days before BCG therapy. Oncologic outcomes, including recurrence-free survival and progression-free survival, were analyzed.ResultsOf the 276 patients enrolled in the study, 162 (58.7%) had pathologic T1 disease and 206 (80.2%) had high-grade disease. Concurrently with or prior to BCG therapy, 114 patients had (41.3%) received short-course antibiotic therapy, and 96 (34.8%) patients had received long-course antibiotics. The 5-year recurrence-free survival (62.2% vs 26.9%; log rank, p
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