儿童遗尿分器质性和功能性二大类.遗尿症(enuresis)又称非器质性遗尿症或功能性遗尿症,通常系指儿童5岁后仍不自主地排尿而尿湿了裤子或床铺,而又无明显的器质性病因.遗尿症占儿童排尿失控的95%,其中50%为夜间遗尿,10%为白天遗尿,40%为昼夜均有遗尿.据估计5岁儿童遗尿约10%,10岁儿童约5%.本症男孩多于女孩. Children enuresis divided into two categories of organic and functional enuresis (enuresis), also known as non-organic enuresis or functional enuresis, usually refers to the children after the age of 5 still involuntarily urinate and wet the pants or Bed, and no obvious organic causes. Enuresis accounted for 95% of children with uncontrollable urination, of which 50% of nocturnal enuresis, 10% of daytime enuresis, 40% of day and night have enuresis.An estimated 5-year-old child enuresis 10%, 10% of children about 5% of the disease more boys than girls.