Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A moderate left pleural effusion as well as bibasilar atelectasis are unchanged since study performed one day prior . The cardiomediastinal silhouette remains enlarged , expected postoperative appearance . There is no pneumothorax . Calcifications of the aortic notch are again noted . Aortic valve prosthesis , sternotomy wires , as well as surgical clips are all stable . Visualized upper abdomen is unremarkable .
    OUTPUT:
    
No significant interval change to the moderate left pleural effusion and bibasilar atelectasis .