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1、thesymptoms,signsandbasicdiagnostictechniquesfordermatoses球菌性皮肤病symptomsSubjectivesymptomsarethe“feeling”ofthepatients,oftentakingtheformofcomplaintsofconditionsuchaspruritus,pain,burning,formicationornumbness.Incertaincircumstances,thereareconstitutionalreactionssuchasfever
2、,arthralgia,weightlossandgeneralmalaise,etc.signsAnychangescausedbytheskinpathologyitselfthatcanbeseenortouchedbydoctores.Theyareofparamountimportancesfordiagnosissincethecharacterizedsignsaremoreorlessrestrictedtocertaindisease.(1)Primarylesions—maculeerythemapetechia(1)Pri
3、marylesions—maculehyperpigmentedmaculedepigmentedmaculeThisaresolid,palpableandelevatedlesionslessthan1cmindiameter.flatpapulashemisphericalpapulas(2)Primarylesions—papulas(2)Primarylesions—papulasrouchpapulascauliflowpapulas(3)Primarylesions—plaquesThesearepalpableandelevat
4、edlesionsmorethan1cminsize.(4)Primary-nodulesTheyarecircumscribed,solidanddeeplyseatedlesionswhichusuallyinvolvethedeepdermisorsubcutaneoustissue.(4)Primary-nodules(5)Primary–vesicles,bullatevesicles:thesearesharplycircumscribed,elevated,clearfluid-containingcavitieslessthan
5、1cmindiameter.Bullae:thosevesiclesgreaterthan1cmindiameterarecalledbullae.(6)Primary–pustulesTheyareelevatedandcircumscribedcollectionsofpus.(7)Primary–whealsThesearetransient,welldemarcatedandelevatedswellingoftheskin.Thesearethemostcommonmanifestationofurticaria.(8)Primary
6、–cystsTheyareclosedsacscontainingfluidsorsemi-solidmaterialswithadistinctmembranethatseparatesthecystsfromthenearbytissue,(8)Primary–cystsSecondarylesionsTheseskinlesionsrepresentevolutionary,orcomplication-relatedchanges,productedbyscratching,stimulantsorinfectionsovertheco
7、urseofthedermatoses.(1)Secondarylesions-scalesThesearedryorgreasylaminatedmassesofkeratin,whicharesheddedfromthestratumcorneum.(1)Secondarylesions-scales(2)Secondarylesions-erosions,ulcersErosions:thesearesmalldiscontinuitiesoftheepidermisandmucousmembranethathealwithoutscar
8、formation.Ulcers:theoccurrenceofulcersrepresentsadestructiveprocesswhichinv
