Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size remains mildly enlarged . Mediastinal and hilar contours are unremarkable . The pulmonary vascularity is normal . The lungs are clear without focal consolidation . No pleural effusion or pneumothorax is identified . No acute osseous abnormalities detected .
    OUTPUT:
    
No acute cardiopulmonary abnormality .