Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs remain relatively hyperinflated . The cardiac and mediastinal silhouettes are stable . Subtle opacity projecting over the anterior right first rib likely relates to the rib ; this can be confirmed with apical lordotic views . Scarring with possible calcified granuloma again noted at the lateral left upper lung . No pleural effusion or pneumothorax is seen .
    OUTPUT:
    
No pneumothorax . Chronic changes . Subtle opacity projecting over the anterior right first rib likely relates to the rib , however , this can be confirmed with apical lordotic view of the chest .