Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are hyperinflated . The cardiomediastinal silhouette is unchanged , with multiple mediastinal clips and intact median sternotomy wires . Aortic arch calcifications are again noted . There is no pleural effusion , over pulmonary edema , or pneumothorax . No focal consolidation is identified .
    OUTPUT:
    
Hyperinflation . No evidence of pneumonia .