Unusual Presentation of Acute Generalized Exanthematous Pustulosis with Unilateral Anterior Trunk Involvement.

Acute generalized exanthematous pustulosis (AGEP) is a rare drug eruption characterized by the rapid occurrence of many sterile, non-follicular pustules, neutrophilic leukocytosis, high fever and spontaneous resolution usually within two weeks. The distribution of rash predilection in the trunk and intertriginous regions. In treatment, the causative drug must be initially discontinued. Topical corticosteroids, moisturizers, antipyretics, and systemic corticosteroids are generally used according to the patient's symptoms and AGEP severity. Cyclosporine and intravenous immunoglobulin therapy can be used in some patients with AGEP resistant to systemic corticosteroids in severe AGEP. We herein aim to report a unique case of AGEP that has different rash distribution and resistance to systemic corticosteroids.