Статья. Allergic diseasesare define dashyper sensitivityre actions
caused by the immune system
reactingerroneouslytoextealmaterialtowhichitnormallyshouldnotreact.Thereare
twotypesofallergicdisease.Mostcommonandcomplex,bothclinicallyand
pathogenetically,aretheatopicallergiessuchasasthma,hayfeverandanaphylaxiscaused
byimmediatehypersensitivityreactionsinwhichspecialimmunoglobulinE(IgE)
antibodiesplayamajorrole.Asmallergroupofpatientshavecontactdermatitiscausedby
delayedhypersensitivityreactions.
reactingerroneouslytoextealmaterialtowhichitnormallyshouldnotreact.Thereare
twotypesofallergicdisease.Mostcommonandcomplex,bothclinicallyand
pathogenetically,aretheatopicallergiessuchasasthma,hayfeverandanaphylaxiscaused
byimmediatehypersensitivityreactionsinwhichspecialimmunoglobulinE(IgE)
antibodiesplayamajorrole.Asmallergroupofpatientshavecontactdermatitiscausedby
delayedhypersensitivityreactions.