Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval removal of right - sided chest tube . There appears to be a small right apical pneumothorax , measuring less than 1 cm , unchanged since prior study . Surgical suture chains are seen at the right apex , consistent with the recent video - assisted for thoracic surgery . The cardiac and mediastinal silhouettes appear grossly unchanged . No definite pulmonary consolidative process is seen . There does appear to be some pleural thickening along the left chest wall , possibly due to loculated fluid as seen on prior CT imaging . There is a large amount of right - sided subcutaneous gas , consistent with prior VATS .
    OUTPUT:
    
Interval removal of right - sided chest tube . Small right apical pneumothorax , unchanged .