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1、皮炎与湿疹43皮炎与湿疹 DermatitisandEczema接触性皮炎contactdermatitis湿疹eczema特应性皮炎atopicdermatitis自身敏感性皮炎autosensitizationdermatitis接触性皮炎 ContactDermatitis概述：1、Contactdermatitis是人体皮肤和粘膜接触某些物质后，在接触部位发生急性或慢性炎症反应2、低浓度引起contactdermatitis的物质为致敏物3、高浓度引起contactdermatitis的物质为刺激物(二）亚急性和慢
2、性接触性皮炎subacuteandchroniccontactdermatitis1、lowerdoseandhyposensitivestimulatingallergenarouse2、repeatcontactallergenforlongtime，oracrossallergy,multipleallergytransform3、subacutelesion:erythema,papule,andborderlinenotclear4、chroniclesion:lightproliferatiopn,lichen
3、ification,特殊类型的接触性皮炎Specialcontactdermatitis:1.尿布皮炎Diaperdermatitis:2.漆性皮炎Dermatitisrhus:3.化状品皮炎Cosmeticdermatitis:诊断diagnosis1.Diseasehistory:contactallergen2.Lesionappearance:therearelesionsincludingerythema,papuleandpapulevesicleonthelocalcontactingplace.3.Patc
4、htest:toconfirmdiagnosis.治疗Therapy急性期：红肿无渗出用洗剂（炉甘石洗剂）；有渗出用3%硼酸溶液湿敷。亚急性期：有渗出用溶液湿敷，及激素乳剂，氧化锌糊；无渗出用激素乳剂，或氧化锌油。慢性期：用激素软膏。尿布皮炎：可外用氧化锌油湿疹 EczemaAetiologyandpathogenesis:1.Internalfactors:(1)chronicinfect(2)localobstructionofbloodcirculation（3）nerveandinspiritfactor（4）i
5、nheritfactor2.Externalfactors:(1)food:fish,egg,meat(2)vegetable:flower(3)microorganism:acarid(4)chemistry:cosmetic,synthesisfiber临床表现 clinicappearance（一）急性性湿疹acuteeczema:1、lesionscharacteristic：erythema、papule、papulevesicle，anderosion、effusion,lesionsarepolymorphi
6、sm,lesionborderlineisnotclear.2、lesionssymmetricallydistributeontheface,ear,hands,feet,armandleg,evenallbody.3、severeitch（二）亚急性湿疹subacuteeczema:1、lesionscharacteristic：littlepapuleandpapulevesicle，aswellasscale,lightlichenification,lesionborderlineisnotclear.2、man
7、ylesionscomefromacuteeczemalesions.3、severeitch（三）慢性湿疹chroniceczema:1、lesioncharacteristic:therearepapule,excoriation,scaleonthebaseofdarkerythema,andlichenificationonthelesion,pigmentexchange2、lesionssymmetricallydistributeonthehand,feet,breast,vulvae,anusandothe
8、rplace3、patienthaslongdiseasehistory,recrudescetimeaftertimeSomekindsoflocaleczema:1.手部湿疹Handeczema2.乳房湿疹Breasteczema3.外阴、阴囊和肛门湿疹Pudendumandcrissumeczem
