Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A small apical right pneumothorax is similar sized compared with yesterday 's exam . A medial posterior Pleurx catheter is stable . A loculated peripheral right effusion is unchanged . There is unchanged healing rib fracture of the right posterior seventh rib . No new consolidation , effusion , or pneumothorax is present . The left lung is clear . Aortic arch calcifications are unchanged .
    OUTPUT:
    
Stable appearance of small right apical pneumothorax status post Pleurx pleural catheter placement .