Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is within normal limits . Calcified mediastinal and hilar lymph nodes are unchanged from CT ___ . The lungs are clear except for unchanged mild biapical pleural and parenchymal scarring . There is no pneumothorax , fracture or dislocation . Limited assessment of the abdomen is unremarkable .
    OUTPUT:
    
No acute cardiopulmonary abnormality .