Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is top normal . The hilar and mediastinal contours are within normal limits . Again seen are extensive right rib deformities , unchanged over multiple prior radiographs . There are also chronic widespread interstitial markings which are stable . No superimposed focal consolidation , pneumothorax , or pleural effusion is seen . Bibasilar atelectasis is improved since ___ .
    OUTPUT:
    
Improved bibasilar atelectasis . No acute intrathoracic process seen .