一、尿路感染的定义:从肾小管开始直至尿道外口,统称尿路。尿路感染是指致病菌侵入尿路而导致感染。上尿路感染是指肾脏、输尿管的感染,下尿路感染是指膀胱、尿道、前列腺的感染。上尿路感染是严重的感染,其治疗、预后与下尿路感染不同。加杂性尿路感染是尿路感染同时伴有先天畸 First, the definition of urinary tract infection: from the beginning of the tubules until the urethral orifice, collectively urinary tract. Urinary tract infection refers to pathogens invade the urinary tract and lead to infection. Upper urinary tract infection refers to the kidney, ureter infections, lower urinary tract infection refers to the bladder, urethra, prostate infection. Upper urinary tract infection is a serious infection, its treatment, prognosis and lower urinary tract infections are different. Heterogeneous urinary tract infections are urinary tract infections accompanied by congenital malformations