Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval placement of a right PleurX catheter with improved aeration of the right lung base and decrease in the right pleural effusion . There is a small right apical pneumothorax , and there are no new consolidations . The patient is status post median sternotomy and cardiac surgery .
    OUTPUT:
    
Interval insertion of a right PleurX catheter with improvement in the right pleural effusion and aeration of the right lung base . There is a small right apical pneumothorax .