Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is mild bibasilar atelectasis . The lungs are otherwise clear . The pulmonary vasculature is normal . There is stable enlargement of the cardiomediastinal silhouette . There is no pleural effusion . There is no pneumothorax .
    OUTPUT:
    
1 . Stable cardiomegaly , but no evidence of pulmonary edema . 2 . Bibasilar atelectasis .