Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral radiographs of the chest demonstrate mild pulmonary vascular congestion as well as a more dense opacities in the lung bases which may represent infection or aspiration . There is no pneumothorax or substantial pleural effusion . Heart size is normal .
    OUTPUT:
    
1 . Bibasilar airspace opacities concerning for infection or aspiration . 2 . Mild pulmonary vascular congestion .