患者,男,74岁。三个月前出现无明显诱因的咳喘,未予治疗。近十天来加重并咯吐脓痰。在家自服乙酰螺旋霉素0.3rm,无明显疗效于1996年3月5日入院。体检T37.9℃,P82次/分,R23次/分,BP16/10.5kPa。双肺均可闻及散在湿罗音,以左肺为著。心脏未见异常。 入院后给予青霉素钠400万单位,生理盐水250ml,bid;丁胺卡那霉素0.4,10％葡萄糖250ml,bid。当上述药使用一次后,患者出现小便困难。考虑患者为老年男性,可能存在前列腺肥大,经前列腺“B”型超声检查得到证实,即给予前列康4片tid,用药两天后无效,小便困难明显加重,并出现尿频,尿潴留症状。据患者回忆,三年 Patient, male, 74 years old. Three months ago no obvious incentive cough, no treatment. Aggravated over the past ten days and slightly spit sputum. Self-serving acetylspiramycin 0.3rm at home, no significant effect in March 5, 1996 admission. Physical examination T37.9 ℃, P82 beats / min, R23 beats / min, BP16 / 10.5kPa. Both lungs can be heard scattered in the wet rales, to the left lung. No abnormal heart. After admission to penicillin sodium 4000000 units, saline 250ml, bid; amikacin 0.4, 10% glucose 250ml, bid. When the drug is used once, the patient has difficulty urinating. Consider the patient is elderly men, there may be benign prostatic hyperplasia, confirmed by the prostate “B” type ultrasound, that is, given Qianliekang 4 tid, medication two days later, significantly increased urinary difficulties, and frequent urination, urinary retention symptoms. According to patient memories, three years