Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette remains moderately enlarged , with widening of the mediastinum attributable to mediastinal lipomatosis and presence of an aberrant right subclavian artery . Pulmonary vascularity is slightly prominent , unchanged , and the hilar contours are unremarkable . Paraseptal emphysematous changes are re- demonstrated within the lung apices . Previously noted right lower lobe nodular opacities as noted on the chest CT are not clearly seen on the current exam . No new areas of focal consolidation , pleural effusion or pneumothorax is identified .
    OUTPUT:
    
No acute cardiopulmonary abnormality , and no significant interval change compared to the prior chest radiograph .