A 55-year-old male presents to the ED with fever, altered mental status, and hypotension (BP 80/40 mmHg). Labs show lactate 4.5 mmol/L. After establishing IV access and sending blood cultures, what is the most appropriate immediate next step in management?

The correct answer to the question "A 55-year-old male presents to the ED with fever, altered mental status, and hypotension (BP 80/40 mmHg). Labs show lactate 4.5 mmol/L. After establishing IV access and sending blood cultures, what is the most appropriate immediate next step in management?" is Option C: Initiate intravenous fluid resuscitation with 30 mL/kg crystalloid.

The other options — A) Administer broad-spectrum oral antibiotics, B) Obtain a CT scan of the head, D) Start a norepinephrine infusion — are incorrect for this USMLE Exam Prep question. As explained above: Immediate crystalloid fluid resuscitation (30 mL/kg) is critical within the first hour for patients with septic shock and hypotension, after blood cultures are obtained, to improve perfusion and bloo…