Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single AP view of the chest was provided for review . Cardiomediastinal and hilar contours are stable with mild unfolding of the thoracic aorta . There is no pleural effusion or pneumothorax . The lungs are well expanded without focal consolidation concerning for pneumonia . Pulmonary vasculature is within normal limits .
    OUTPUT:
    
No acute cardiopulmonary process .