男性尿路感染(以下简称尿感)和女性尿感有相当的不同。尽管男女尿感发病率比例各家报告相差悬殊,但男性少于女性则是肯定的事实。尿路感染的途径大多是上行性的。男性尿道较长,通常情况下其后2/3部分是无菌的,加之前列腺液有抗菌作用,因此不容易发生尿感,若发生尿感则总有基础病变存在。女性尿道短,受污染机会多,因此容易发生上行性尿感,且大多属于单纯性或称 Men’s urinary tract infections (hereinafter referred to as urinary flu) and female urine sensitivities are quite different. Despite the disproportionate reports of the prevalence of urinary tract infections among men and women, fewer men than women are affirmed. Most urinary tract infections are uphill. Male urethra longer, usually followed by 2/3 part of the sterile, combined with prostatic fluid antibacterial effect, it is not prone to urinary tract infection, urinary tract infection if there is always the basis of the existence of lesions. Short female urethra, by the chance of contamination, so prone to ascending urinary tract, and most are simple or