HardInfectious DiseasesSepsis secondary to pneumoniaau-acemau-amc
A 72-year-old woman presents to the emergency department from home with fever, productive cough, confusion and hypotension (BP 85/50 mmHg, HR 118 beats/min, RR 28 breaths/min, SpO2 90% on room air). She is oliguric and has a lactate of 4.5 mmol/L. Chest X-ray shows right lower lobe consolidation. What is the single most important treatment intervention that should be commenced within the first hour?