头癣怎么预防？

h2 style="text-align: left;"span style="font-size: 16px;"头癣怎么预防？/spanbr//h2div style="text-align: left;"sectionsectionsectionsectionsectionsectionp style="text-align: left;"span style="font-size: 16px;"    头癣是由皮肤癣菌感染头皮及毛发所致疾病。据致病菌种类分为白癣、黑点癣、黄癣及脓癣，临床表现也各有特点。br//spanbr//p/section/section/section/section/sectionsectionsectionsectionsectionsectionpspan style="font-size: 16px;"1、白癣/spanbr//p/section/section/section/section/sectionsectionsectionsectionsectionsectionpspan style="font-size: 16px;"    城市和农村均可发生，以城市较为多见，仅发生于儿童。头部皮损呈灰白色鳞屑性斑片，圆形或椭圆形。患区头发一般距头皮2～4mm处折断，外围白色菌鞘，若无继发感染，不留瘢痕和秃发。有时候可以表现为炎性丘疹，严重时可转变成脓癣，常因接触患癣病的犬、猫、兔等引起。/span/p/section/section/section/section/sectionsectionsectionsectionsectionbr//sectionsectionsectionpspan style="font-size: 16px;"2、黑点癣/spanbr//p/section/section/section/section/sectionsectionsectionsectionsectionsectionpspan style="font-size: 16px;"     城市较多见，儿童和成人均可发生。头皮损害面积较白癣小但数目较多，一般无炎症反应。病发出头皮即折断，其残留端留在毛囊口，呈黑色小点状。无自觉症状或轻微瘙痒。病程久者治愈后可留有瘢痕，引起局灶性秃发。/span/p/section/section/section/section/sectionsectionsectionsectionsectionbr//sectionsectionsectionpspan style="font-size: 16px;"3、黄癣/spanbr//p/section/section/section/section/sectionsectionsectionsectionsectionsectionpspan style="font-size: 16px;"    主要发生于农村流行区，多见于儿童，成人和青少年也可发生。初起为毛囊口的脓疱或水疱，逐渐形成碟样硫磺色结痂黄癣痂。痂的基底紧黏在毛囊口周围，中间有毛发贯穿。剥去痂皮，其下为红色稍凹陷的糜烂面，常伴鼠尿样臭味。病程长者，毛囊及头皮萎缩，形成大片瘢痕及性秃发。/span/p/section/section/section/section/sectionsectionsectionsectionsectionbr//sectionsectionsectionpspan style="font-size: 16px;"4、脓癣/spanbr//p/section/section/section/section/sectionsectionsectionsectionsectionsectionpspan style="font-size: 16px;"     脓癣为白癣或黑点癣的一种特殊类型，近年有增多趋势。多由亲动物性或亲土性的真菌引起，如犬小孢子菌、须癣毛癣菌、石膏样小孢子菌等。可因接触动物或接触土壤而感染，由于机体反应强烈，引起明显的炎症，初起为群集的毛囊炎性丘疹，迅即发展成为由多数毛囊性脓疱组成的隆起性肿块，逐渐扩展，可至胡桃大或更大，边界清楚，质地柔软，表面有多数蜂窝状排脓小孔，从中可挤出脓液。发松，易拔除。可有轻微疼痛和压痛，局部红肿，耳后及枕后淋巴结常肿大，可引起癣菌疹。愈后有瘢痕形成。/span/p/section/section/section/section/sectionsectionsectionsectionsectionbr//sectionsectionsectionpspan style="font-size: 16px;"健康教育/spanbr//p/section/section/section/section/sectionsectionsectionsectionsectionsectionpspan style="font-size: 16px;"1. 对患者污染的衣、帽、枕、被等应采取晒、烫、煮、熏等方法清洁消毒。污染的理发工具应采取刷、洗、泡等清洁消毒措施。/span/p/section/section/section/section/sectionsectionsectionsectionsectionsectionpspan style="font-size: 16px;"2.多吃富含B族维生素的食物，患者忌酒精性饮品，多吃新鲜蔬菜和水果。/span/p/section/section/section/section/sectionsectionsectionsectionsectionsectionpspan style="font-size: 16px;"3. 对患者污染的衣、帽、枕、被等应采取晒、烫、煮、熏等方法清洁消毒。污染的理发工具应采取刷、洗、泡等清洁消毒措施。/span/p/section/section/section/section/sectionsectionsectionsectionsectionsectionpspan style="font-size: 16px;"4.保持头部皮肤清洁、干爽，及时检查头皮状况，理发时尽量避免损伤头皮。/span/p/section/section/section/section/section/section/divpbr//p