Question

A 60-year-old man presents with fever and productive cough; he is admitted with non-severe CAP. Which biomarker use is recommended to decide initiation of antibiotics?

Accepted Answer

Do not use procalcitonin to withhold initial antibiotics when CAP is clinically suspected

Answer

Use procalcitonin cut-off <0.25 µg/L to avoid antibiotics always

Answer

CRP <10 mg/L rules out bacterial CAP

Answer

Lactate level guides antibiotic initiation

Answer

D-dimer guides antibiotics

Practice question

A 60-year-old man presents with fever and productive cough; he is admitted with non-severe CAP. Which biomarker use is recommended to decide initiation of antibiotics?