Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart is mildly enlarged and calcifications are seen in the aortic arch as before . Cardiomediastinal contours are stable . There is a small round patchy area of opacity projecting over the right base . In the appropriate clinical context , this could represent a developing pneumonia . Bibasilar atelectasis again noted . No significant pleural effusions and no pneumothorax .
    OUTPUT:
    
Small area of opacification within the right base could represent developing pneumonia in the appropriate clinical context .