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