Procalcitonin and C-reactive protein levels as diagnostic tools in febrile patients admitted to a General Internal Medicine ward

► Neither pro-PCT nor CRP is useful for ruling out bacterial infections in febrile patients admitted to a General Internal Medicine ward. ► Pro-PCT is significantly higher in patients with infectious fever than in patients with inflammatory fever. ► Both pro-PCT and CRP levels are significantly higher in patients with bacterial infections than in patients with viral infections.