《皮肤性病学》荨麻疹（英文）-教学课件（非AI生成）.ppt

UrticariousdermatosesUrticaria1

一.DefinitionUrticariaisextremelycommon；itisestimatedthatapproximately15%to25%ofthepopulationexperiencesanurticarialillnessatsometimeintheirlife.2

二.EtiologicFactors:Therearemanypurportedcausesofurticaria；foods，drugs,andinfectionsarethemostcommon.3

1.FoodsandFoodAdditives2.Drugs3.Infections4.Thephysicalfactors5.Thefactorsoftheanimalsandplants6.Thefactorsofthespirit(EmotionalStress)7.Theinternalandgeneraldiseases4

三.Pathogenesis:（一）Immunologic（二）Nonimmunologic5

四.ClinicalFindings:（一）Acuteurticaria:courseofdisease6weeksSymptomsandSigns：itch，wheal（二）Chronicurticaria:courseofdisease6weeks6

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（三）Othervariantsofurticaria1.Dermatographism/Factitiousurticaria12

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2.Coldurticaria15

3.Cholinergicurticaria16

4.solarurticaria5.Pressureurticaria17

6.Angioedema18

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五.Diagnosis:Thediagnosisofurticariaisusuallymadeonclinicalgrounds.20

六.DifferentialDiagnosis:1.Papularurticaria2.Urticarialvasculitis3.Acuteabdomen4.Erythemamultiforme21

七.Treatment（－）Acuteurticaria1.Chlorpheniramine4mgtid2.Doxepin25mgqn3.Cyproheptadine2mg~4mgtid4.Ketotifen1mgbid5.Astemizole3mgtid22

6.Terfenadine60mgbid（x）7.Cetirizine10mgqd(12y)8.Loratadine10mgqd(12y)9.Mizolastine10mgqd(12y)10.Propanthelini15mg~30mgtidA.C.11.Anisodamini(654-2)5mg~10mgtid12.Atropini0.3mgtid23

13.50%GS20ml+10%CalciiGluconas10mlI.V.qd14.5%GS250ml+10%CalciiGluconas20mlI.V.gtt.qd15.5%GNS100ml+VitC1~3gI.V.gtt.qd16.Prednisone5mg~20mgtid24

17.0.1%Adrenaline0.5mlI.H.s.t.！Phenergan25mg~50mgI.M.s.t.！5%~10%GS500ml+VitC2g+Hydrocortisone200mg~300mgI.V.gtt.5%~10%GS250ml+Aminophylline0.25gI.V.gtt.25

（二）Chronicurticaria1.BCGPolysaccharideandNucleicAcidPreparation(BCG-PSN0.5mgI.M.