Bacterial and viral skin infections Quiz: Ace Your Exams
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A 44-year-old man presents to the emergency department for evaluation of severe left lower extremity pain and rash. The patient was swimming in the ocean yesterday and cut his left ankle on a piece of coral. This morning the patient awoke with unrelenting pain from the ankle up to the knee. Past medical history includes hemochromatosis and hypertension. Temperature is 39.0 °C (102.2 °F), blood pressure is 93/64 mmHg, pulse is 114/min and respirations are 20/min. Physical examination shows bullae, erythema, and diffuse tenderness of the left lower extremity. Plain radiographs of the leg show subcutaneous gas. The patient is emergently taken to the operating room, where an intraoperative photo was taken as demonstrated below. This clinical presentation is most likely the result of which of the following organisms?
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