USMLE® Step 2 style questions USMLE
A 54-year-old man is brought to the emergency department on a cold night during the winter. He is homeless and was seen dragging his foot, which he can no longer move. He is unable to remove his boot. In the emergency department, the boot is cut off of his foot. The foot appears hard, black, and waxy. The patient has no sense of pain, cold, or discomfort in the foot. Physical examination shows patches of white skin surrounded by erythema on the patient's cheeks and fingers; he states that these areas are also numb, but have begun to sting since he got to the hospital. Which of the following is the most appropriate management of his condition?