Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is mildly enlarged . The hilar and mediastinal contours are normal . The lungs are well expanded and clear . There is no pneumothorax or pleural effusion . No definite fracture is identified in the ribs bilaterally . Again seen is the expansile right lateral 7th rib lesion . Although this appears slightly more prominent , this could be secondary to technique .
    OUTPUT:
    
No definite evidence of a rib fracture . Again seen is the expansile right lateral 7th rib lesion .