Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest demonstrate low lung volumes with resulting bronchovascular crowding . The cardiomediastinal and hilar contours are unchanged . The heart is top normal in size . There is no pleural effusion , pneumothorax , or consolidation .
    OUTPUT:
    
No acute cardiopulmonary process .