急性尿潴留是最常见的良性肛肠疾病术后的并发症。平均发生率为１５％，尽管发生率上升，但术后尿潴留原因目前不十分明确。术后肛门肿胀和疼痛、交感神经刺激引起的逼尿肌反射性抑制和膀胱出口处收缩均可能是病因。人们提出了一些预防该并发症的措施，如应用拟副交感神经... Acute urinary retention is the most common complication of benign anorectal disease. The average incidence of 15%, despite the increased incidence, but the reasons for postoperative urinary retention is not very clear. Postoperative anal swelling and pain, sympathetic nerve stimulation induced detrusor reflex inhibition and bladder outlet contraction may be the cause. People put forward some measures to prevent the complications, such as the application of parasympathetic nerve ...