A 43-year-old cattle farm worker is brought to the surgeon with fever, malaise, and inflamed lesions on his hands and arms. He reports that about 2 weeks before his presentation at the hospital he noticed small, painless, pruritic papules that quickly enlarged and developed a central vesicle. The vesicles developed into erosion and left painless necrotic ulcers with black, depressed center. Gram's staining of the ulcer reveals gram-positive sporeforming bacilli. Which of the following diseases is the most likely cause of these findings?
- A Anthrax
- B Chickenpox
- C Tularemia
- D Plague
- E Syphilis
Правильна відповідь: A. Anthrax
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