A 72-year-old man with a 15-year history of COPD presents to the emergency department with a 3-day history of dyspnea, fever (38.9°C), and productive cough with purulent sputum. He reports malaise and myalgias but denies sore throat or conjunctivitis. Chest X-ray reveals consolidation in the right lower lobe. Rapid molecular testing for influenza A and B is negative. Procalcitonin is mildly elevated at 0.8 ng/mL. Which of the following viruses is the most likely causative agent of this community-acquired pneumonia?
- A)Adenovirus (types 40-41)
- B)Parainfluenza virus
- C)RhinovirusGABARITO
- D)Respiratory syncytial virus
- E)Coronavirus (SARS-CoV-2)
Explicação
Rhinovirus is the most common viral cause of community-acquired pneumonia in adults, particularly in elderly patients with underlying respiratory disease like COPD. Rhinoviruses cause lower respiratory tract infection with productive cough, consolidation, and ... Ver explicação completa e trilha adaptativa →