Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are stable with top - normal heart size . There is no pleural effusion or pneumothorax . Previously noted left diaphragmatic eventration and less obvious on the current exam . The lungs are well expanded without focal consolidation . Mild left basilar atelectasis is noted . The upper abdomen is unremarkable .
    OUTPUT:
    
No acute cardiopulmonary process .