Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A right lung place PleurX catheter has been placed . There is a new small right apical pneumothorax . There has been significant interval decrease in the right pleural effusion , which is now trace in size . A persistent right upper lobe opacity is likely due to atelectasis and / or infiltrating tumor . A new ill - defined right lung base airspace opacity may be due to re-expansion pulmonary edema . The left lung is clear . There is a stable small left pleural effusion . Heart and mediastinum are within normal limits .
    OUTPUT:
    
Status post left right PleurX catheter placement with substantial interval decrease in size of the right pleural effusion , which is now small . Persistent right upper lobe opacity is likely due to atelectasis and / or infiltrating tumor . New ill - defined right lung base airspace opacity may be due to re-expansion pulmonary edema . Stable small left pleural effusion .