Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well inflated and clear . No focal consolidation , effusion , or pneumothorax is present . The cardiac silhouette is mildly enlarged . Sternal wires are intact . Mediastinal clips are in expected position .
    OUTPUT:
    
No acute cardiopulmonary process . No lower lobe infiltrate is seen on the present study .