Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Bibasilar atelectasis / consolidation is unchanged since prior exam . Left moderate pleural effusion has significantly improved . There is only residual minimal bilateral pleural effusion . In aerated portion of the lung , there is no pneumonia . Right middle lobe atelectatic band is new . Cardiac silhouette looks bigger due to low lung volumes and known hiatal hernia . There is no pneumothorax . Right - sided Port - A - Cath ends in lower SVC .
    OUTPUT:
    
1 . Bibasilar atelectasis / consolidation is unchanged . 2 . Improvement of left pleural effusion with residual minimal bilateral pleural effusion . 3 . In aerated portion of the lung , there is no pneumonia .