Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were reviewed . The cardiomediastinal and hilar contours are normal . There is no pleural effusion or pneumothorax . The lungs are well expanded . Crescentic scar projecting over the right hilus is again seen . Pulmonary vasculature is within normal limits .
    OUTPUT:
    
No acute cardiopulmonary process .