Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal lateral radiographs of the chest demonstrate well expanded and clear lungs . There are stable appearing upper rib deformities . The cardiomediastinal and hilar contours unremarkable . There is no pleural effusion , consolidation , or pneumothorax . Median sternotomy wires are seen in place .
    OUTPUT:
    
No evidence of pneumonia .