Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Comparison is made to the prior study from ___ . Since the previous study , there has been improved aeration and improvement of the pulmonary edema since the prior study . There is again seen a globular configuration to the heart size . The mediastinum is not widened . There are no pneumothoraces or pleural effusions .
    OUTPUT:
    
Improved pulmonary edema .