A 68-year-old male presents with hematemesis and melena. He is hypotensive (BP 85/50 mmHg) and tachycardic (HR 115 bpm). Initial labs show hemoglobin 7.2 g/dL. After establishing two large-bore IVs and initiating fluid resuscitation, what is the most appropriate next step in management?

The correct answer to the question "A 68-year-old male presents with hematemesis and melena. He is hypotensive (BP 85/50 mmHg) and tachycardic (HR 115 bpm). Initial labs show hemoglobin 7.2 g/dL. After establishing two large-bore IVs and initiating fluid resuscitation, what is the most appropriate next step in management?" is Option B: Order a type and crossmatch for 4 units of packed red blood cells..

The other options — A) Administer proton pump inhibitor (PPI) infusion., C) Perform emergent upper endoscopy., D) Initiate intravenous octreotide. — are incorrect for this USMLE Exam Prep question. As explained above: In a patient with active upper GI bleeding and hemodynamic instability (hypotension, tachycardia, significant anemia), the immediate priority after securing IV access and initiating fluid resuscitati…