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 one day prior , performed at ___ . The lungs are hyperinflated but clear of consolidation or effusion . Cardiomediastinal silhouette is within normal limits . Osseous and soft tissue structures are unchanged , noting post-surgical change in the right humeral head .
    OUTPUT:
    
Hyperinflation without acute cardiopulmonary process .