Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes continue to be low with mild interstitial edema . There is likely interval increase in the right pleural effusion and associated atelectasis . The tracheostomy tube is in similar position , and the right and left central venous lines terminates in the upper SVC . There are no new focal consolidations .
    OUTPUT:
    
Interval increase in right pleural effusion .