Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest are compared to previous exam from ___ . Right greater than left biapical scarring is noted . The lungs are clear of consolidation or effusion . Cardiomediastinal silhouette is within normal limits . Right lateral ninth rib fracture is seen in addition to post-traumatic changes in the proximal left humerus suggestive of prior fracture .
    OUTPUT:
    
No acute cardiopulmonary process . Left humeral fracture appears old but clinical correlation suggested .