Conclusions Most of the patients with lower urinary tract symptoms after TURP had detrusor dysfunction.It is therefore necessary to evaluate these patients with videourodynamics before reoperation.

• 结论前列腺术后下尿路症状者多存在逼尿肌功能障碍，影像尿动力学检查可明确诊断，并为二次手术的术式提供依据。