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1、皮肤病的症状及诊断(Symptomsanddiagnosisofskindiseases)Section1symptomsofskindiseasesI.conscioussymptoms:conscioussymptomsrefertothesymptomsofthepatient'sownsubjectiveperception.Itsmainitching,pain,numbness,burning,andsoon.Subjectivesymptomsareoftendifferentduetopathoge
2、nicfactorsorpredisposingcauses,conditions,andindividualsensitivities・Someskindiseaseshaveonlyitchingsymptoms,whileothersarepainful,suchasshingles・(1)pruritus:pruritus(itching)isanunpleasant,unpleasantfeelingofscratchingorrubbing・Itisacommonsystemicorlocalizeds
3、ymptom・Itisfoundinpruritus,eczema,contactdermatitis,drugrash,urticaria,seborrheicdermatitis,dermatitisherpetiformis,lichenplanus,scabies,diabetes,uremia,leukemiaandlymphomaandotherdiseases・Modernmedicinebelievesthatthemechanismofitchingisnotfullyunderstood,and
4、itisrelatedtomanyfactors・Mechanicalstimulation,plant,animalandfinethorncilia,stingallergyandmetabolicabnormalitiescancauseitching.Somechemicalmediators,suchashistamine,endopeptidase(endopeptidase),papain,cathepsin,andbloodderivedenzyme,canbethemediatorsofitch・
5、Thestatusofhistamineremainedendopeptidaselikecenter,candirectlycauseitching(two)pain:pain(pain)isthesensationorpaincausedbyillnessortrauma,whichisthesensationofdiscriminatingtheintensityofthestimulus・ThepainoftheDepartmentofdermatologywithherpeszoster,corns,go
6、norrhea,erythromelalgiaanddermatomyositis・Differentnatureofpain,forpain,tingling,pain,pain,cutpain,dullpainorpainoflightningflash・Thestimulationintensityofhumanpainiscalledpainthreshold,whichcanbedividedintopainthresholdandpaintolerancethreshold.(three)burning
7、:burning(sensationofburning,burning),skinshowedasubjectivefeelinghot,alsoknownashot,canappearalonealsocanappearsimultaneouslywiththeitchingandpain,suchasburningitchingorburning.(four)Numb:numb(numbness)referstothelossofpain,touch,cold,heatandothersensesoftheun
8、conscious・Theonlysymptomsofmildpain,touch,andtemperaturedecreased,thatis,feelless.ChinesemedicinebelievesthatnumbnessduetoQiandbloodbarrier,meridianobstructioncausedbytheskinnumb;t
