Benign prostatic hyperplasia (BPH) is a histologic diagnosis describing proliferation of smooth muscle and epithelial cells within the prostatic transition zone. The prevalence and severity of lower urinary tract symptoms (LUTS) in aging men are progressive and impact the health and welfare of society. This revised Guideline provides a useful reference on effective evidence-based management of male LUTS/BPH. See the accompanying algorithm for a summary of the procedures detailed in the Guideline (figures 1 and 2).

中文翻译：

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良性前列腺增生引起的下尿路症状的管理：AUA 指南第一部分，初始检查和医疗管理。

良性前列腺增生 (BPH) 是一种组织学诊断，描述了前列腺过渡区内的平滑肌和上皮细胞的增殖。老年男性下尿路症状 (LUTS) 的患病率和严重程度是渐进的，并影响着社会的健康和福利。本修订指南为男性 LUTS/BPH 的有效循证管理提供了有用的参考。有关指南（图 1 和图 2）中详述的程序的摘要，请参阅随附的算法。