Chest CT and x-ray images of a patient with avian influenza A H7N9 virus infection

CT: computed tomography.
Images were taken 1, 5, 7, and 11 days after illness onset.
(Panels A and B) CT scan images on day 1, showing bilateral pleural effusion but no obvious lesions.
(Panel C) CT scan image on day 5, showing extensive ground-glass opacity and consolidation.
(Panels D and E) X-ray images on days 7 and 11, respectively, showing reduced light transmittance on both sides of the lung.