Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . There is scarring at the lung apices . There is elevation of the right hemidiaphragm , which may indicate a right hiatal hernia as previously seen . Cardiomediastinal and hilar contours are stable . No definite focal consolidation . No pleural effusion . No pneumothorax .
    OUTPUT:
    
No acute cardiopulmonary process .