Ecthyma Gangrenosum - A physical examination revealed a 2-cm hemorrhagic patch with an erythematous border (Panel A). The lesion progressed rapidly into a violaceous pustule (Panel B), and fever (temperature of 39.5°C) subsequently developed in the patient. #Clinical #Derm #Honc #Ecthyma #EcthymaGangrenosum #Pseudomonas #PseudomonasAeruginosa #Neutropenic #NEJM