Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is borderline in size . Aside from dextropositioning , the mediastinal and hilar contours are otherwise unremarkable . Incidental note is made of an azygos fissure which is consistent with a normal variant . Mild biapical pleural thickening is consistent with minor scarring at each lung apex . The lungs appear otherwise clear . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
No evidence of acute cardiopulmonary disease .