Fig. 1. 20-year-old immunocompetent man complaining of fever, dyspnea, productive cough, and sputum.

He visited our hospital on 10th day from onset of his symptoms, which were abruptly aggravated two days prior. A. Chest radiograph demonstrates multifocal or diffuse opacity. B. Chest CT scan obtained on same day demonstrates extensive airspace lesions in both lungs, with bilateral pleural effusions. Total CT score was 13. Culture of BAL fluid helped confirm adenovirus pneumonia. On next day, patient was transferred to intensive care unit, and he eventually expired on 21st day of hospitalization. BAL = bronchoalveolar lavage, CT = computed tomography