Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest were obtained . Since prior radiograph , the interstitial prominence is decreased , suggesting improvement in pulmonary edema . Mild persistent interstitial prominence could be due to overlying soft tissue or mild residual pulmonary edema . Linear opacities in the right mid lung zone are likely atelectasis . There is no definite pleural effusion . There is no pneumothorax . The cardiomediastinal silhouette is normal and unchanged from prior exams .
    OUTPUT:
    
Interval improvement in pulmonary edema with possible mild persistent pulmonary edema .