Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is no evidence of pneumothorax . Right posterior first rib fracture is better evaluated on the same day CT C - spine . Bibasilar atelectasis is noted . Lateral view demonstrates bilateral pleural effusions similar to ___ .
    OUTPUT:
    
Bilateral pleural effusions . Right posterior first rib fracture better evaluated on the same day C - spine . Bibasilar atelectasis .