Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . The aorta is tortuous . Unchanged widening of the mediastinum attributable to mediastinal lipomatosis is re - demonstrated . Hilar contours are unremarkable . Pulmonary vasculature is not engorged . Lungs are clear . No pleural effusion , focal consolidation or pneumothorax is demonstrated . There are no acute osseous abnormalities .
    OUTPUT:
    
No acute cardiopulmonary abnormality .