Fig. 1.

Human cutaneous anthrax in Patient 1. A–B) Severe edema on the right forearm, with multiple bullae and a centrally located black hemorrhagic eschar; C) blisters on the dorsal and proximal sides of the index finger; D) gray-white rough colonies grown on blood agar medium for 24 h after smear of the discharge fluid; E) blood cultures were positive and identified as Bacillus anthracis; F–G) regression of the skin lesion after penicillin treatment.