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 ___ . The lungs are clear of consolidation or effusion . Cardiomediastinal silhouette is normal . Osseous and soft tissue structures are unremarkable .
    OUTPUT:
    
No acute cardiopulmonary process . No free air below the diaphragm .