Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are fully expanded and clear . No pleural abnormalities . There is borderline cardiac enlargement . No signs of edema or congestion . No large effusion or pneumothorax . No focal consolidation concerning for pneumonia . Bony structures are intact .
    OUTPUT:
    
Borderline cardiac enlargement without signs of edema or pneumonia .