Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart , mediastinal , and hilar contours are normal . The lungs are well expanded and clear without pleural effusion or focal consolidation . There is no pneumothorax . There has been no relevant change since the last radiograph in ___ .
    OUTPUT:
    
No relevant change since the prior radiograph from ___ . No acute cardiopulmonary process identified .