Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are bibasilar opacities consistent with bilateral pleural effusions and associated atelectasis . There continues to be opacification in the left upper lobe , likely sequela of prior infection . The cardiac silhouette is mildly enlarged . There is no evidence of pulmonary edema or pneumothorax .
    OUTPUT:
    
Bibasilar pleural effusions with associated atelectasis . Left upper lobe opacities , likely sequela of prior infection .