Review Question - QID 108743

A 46-year-old man with a history of hypertension, obesity, and hyperlipidemia presents with complaints of a new skin rash. He was in his usual state of health until 1 week prior when he noted dark urine and a non-pruritic skin rash of his hands. He endorses recent sore throat and rhinorrhea but denies any recent changes in his medications and states that his other medical conditions are well-controlled. He works as a butcher and denies recent travel. The patient denies tobacco use, but does endorse recently increasing his alcohol consumption to 3-4 shots of liquor per night. Figure A shows the findings on skin exam. His temperature is 99.1° F (37.3° C), pulse is 78/min, blood pressure is 135/85 mmHg, respirations are 12/min, and oxygen saturation is 99% on room air. His laboratory results are:
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