A 45 year old veterinary surgeon presented with a black eschar on the left hand. There was extensive swelling around the ulcer but it was not painful. There were few vesicular lesions surrounding the ulcer. He presented a history of injury to the hand while handling animals. What would be the presumptive diagnosis on the basis of history and culture smear of fluid from the vesicles?: (A) Actinomycetoma, (B) Clostridium infection, (C) Cutaneous anthrax, (D) Extrapulmonary nocardiosis
Answer is C. Ans. is 'c' i.e., Cutaneous AnthraxImage description - Gram stain of culture smear of B. anthracis showing gram +ve bacilli (Bamboo stick appearance).