Review Question - QID 210874

A 23-year-old woman presents to the emergency department after being found unresponsive by her friends. The patient is an IV drug user and her friends came over and found her passed out in her room. The patient presented to the emergency department 2 days ago after being involved in a bar fight where she broke her nose and had it treated and packed with gauze. Her temperature is 99.3°F (37.4°C), blood pressure is 90/48 mmHg, pulse is 150/min, respirations are 24/min, and oxygen saturation is 97% on room air. A physical exam is notable for an obtunded woman with nasal packing and EKG leads from her last hospital stay, as well as a purpuric rash on her arms and legs. Her arms have track marks on them and blisters. Which of the following is the most appropriate next step in management?