Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . The aorta is mildly unfolded . The mediastinal and hilar contours are otherwise unremarkable . Lungs are clear without focal consolidation . No pleural effusion or pneumothorax is visualized . No pulmonary vascular congestion is demonstrated . No acute osseous abnormalities are detected .
    OUTPUT:
    
No acute cardiopulmonary process .