Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is mild to moderately enlarged . Mediastinal and hilar contours are unremarkable . There is no pulmonary edema . Minimal streaky atelectasis is seen in the lung bases without focal consolidation . No pleural effusion or pneumothorax is appreciated . No acute osseous abnormalities demonstrated . No subdiaphragmatic free air is present .
    OUTPUT:
    
No acute cardiopulmonary abnormality . No subdiaphragmatic free air .