Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiomediastinal and hilar contours are normal . There is no pleural effusion or pneumothorax . The lungs are well expanded with stable scarring , predominantly at the lung bases and the base of the right upper lobe . However , there is no new focal consolidation concerning for pneumonia . Pulmonary vasculature is within normal limits .
    OUTPUT:
    
No acute cardiopulmonary process .