Effect of 5α-reductase inhibitors on the efficiency of thulium:yttrium-aluminium-garnet (RevoLix®) vaporesection for treating benign prostatic hyperplasia

Autor: Jae Seung Chung, Won Ik Seo, Cheol Kyu Oh, Seong Cheol Kim, Myung Chan Park, Sang Hyun Park, Jihyeong Yu, Chan Ho Lee, Wansuk Kim, Tae Yong Park, Kweon Sik Min, Jae Il Chung
Jazyk: angličtina
Rok vydání: 2020
Předmět:
Zdroj: Investigative and Clinical Urology, Vol 61, Iss 1, Pp 67-74 (2020)
Druh dokumentu: article
ISSN: 2466-0493
2466-054X
53478614
DOI: 10.4111/icu.2020.61.1.67
Popis: Purpose: Preoperative use of 5α-reductase inhibitors (5ARIs) may cause fibrosis of the prostate tissue and reduce the efficiency of thulium laser surgery for treating benign prostate hyperplasia (BPH). Thus, we investigated the effects of preoperative 5ARI use in this setting. Materials and Methods: This retrospective study examined 184 patients who underwent thulium laser surgery for BPH during 2012–2017. Patients were grouped according to their 5ARI use in order to compare their preoperative and intraoperative characteristics and subsequent outcomes. Surgical efficiency was assessed using vaporesection efficiency. The total operation time, vaporesection time and prostate volume change were measured. Results: The 5ARI+ group included 83 patients (45.1%) and the 5ARI− group included 101 patients (54.9%). There were no significant differences in the two groups' preoperative characteristics, postoperative prostate size, thulium laser energy use, or prostate volume reduction rate. However, relative to the 5ARI− group, the 5ARI+ group had a significant shorter total operative time (65.0 min vs. 70.0 min, p=0.013) and a significantly shorter vaporesection time (48.0 min vs. 54.0 min, p=0.014), which resulted in significantly higher vaporesection efficiency in the 5ARI+ group (0.66 mL/min vs. 0.51 mL/min, p
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