Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patchy bibasilar opacities may reflect atelectasis or consolidation / aspiration in the proper clinical context . There is no pleural effusion or pneumothorax identified . The size of the cardiomediastinal silhouette is mildly enlarged , part of which may be secondary to patient rotation and unfolding of the thoracic aorta . Chronic appearing right - sided rib fractures .
    OUTPUT:
    
Patchy bibasilar opacities may reflect atelectasis or consolidation / aspiration in the proper clinical context .