Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate multiple sternotomy wires . Again seen is borderline cardiomegaly and hyperinflated lungs which are clear . There is no pleural effusion or pneumothorax . The aorta is tortuous .
    OUTPUT:
    
Clear lungs without focal consolidation concerning for pneumonia .