Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is linear atelectasis / scarring in the lingula . The cardiomediastinal silhouette , hilar contours and pleural surfaces are normal . No pleural effusion or pneumothorax is present . No focal consolidation is seen . Bilateral humeral prostheses are partially imaged . Note is made of old right rib fractures and evidence of osteolysis of the right distal clavicle .
    OUTPUT:
    
Lingular linear atelectasis / scarring . Otherwise , no acute cardiopulmonary process .