Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to the prior film , no definite change is detected . Again seen is the right chest tube with tip at the right lung apex . No residual pneumothorax is identified . The cardiomediastinal silhouette is unchanged . Again seen are diffusely increased interstitial markings , with more confluent opacities in the right mid and retrocardiac regions . No gross effusion .
    OUTPUT:
    
Doubt significant interval change . Increased interstitial markings with more confluent opacities in the right mid and left lower zones , again with an extensive differential . Right chest tube in place . No pneumothorax detected on the current film .