Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A large right pleural effusion has increased in size since ___ and now occupies nearly the entire right hemithorax . Right sided volume loss has also increased , resulting in rightward mediastinal shift . A small left effusion is also present . Moderate cardiomegaly is unchanged .
    OUTPUT:
    
Increasing large right effusion and atelectasis results in near complete opacification of the right hemithorax .