ABSTRACT

Clinical Questions ....................................................................................................66 Introduction ..............................................................................................................66 IgE-Mediated Skin Reactions .................................................................................. 67

Flushing and Pruritus .......................................................................................... 67 Acute Urticaria and Angioedema ........................................................................ 67 IgE-Mediated Contact Urticaria ..........................................................................68

Non-IgE-Mediated Skin Reactions ..........................................................................69 Allergic Contact Dermatitis ................................................................................69 Systemic Contact Dermatitis ...............................................................................69

Fixed Food Eruptions ...............................................................................................69 Dermatitis Herpetiformis .................................................................................... 70

Mixed IgE-Mediated and Cell-Mediated Reactions ................................................ 71 Atopic Dermatitis ................................................................................................ 71

Diagnosing Allergic Skin Disorders ........................................................................ 72 Medical History ................................................................................................... 72 Laboratory Testing .............................................................................................. 73