Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest demonstrate normal mediastinal and hilar contours and likely top normal heart size . The lungs are clear . There is no pneumothorax , vascular congestion , or pleural effusion . Patient is status post cervical spine posterior fusion with hardware in place .
    OUTPUT:
    
No acute cardiopulmonary process .