文档介绍：SeborrheicDermatitisSeborrheicDermatitisalsoknownas"seborrheiceczema“isaninflammatoryskindisorderaffectingthescalp,face,andtrunkcausingscaly,flaky,itchy,-,,psychologicalstress,fatigue,,includingParkinson'sdisease,headinjury,(HIV),、痤疮丙酸杆菌等皮脂成分改变感染性变态反应脂溢性皮炎精神、饮食、维生素B缺乏、,severecases,yellowishtoreddishscalypapuleappearalongthehairline,behindtheears,earcanal,eyebrows,bridgeofthenose,aroundthenose,chest,--emoreitchyifinfectedInfantsyoungerthanthreemonthsthick,oily,yellowishcrustaroundthehairlineandonthescalpCourselastfromfewweekstoevenyears