Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval placement of a right - sided pigtail catheter , there may be a small right pleural effusion . There may also be a small right apical pneumothorax . No focal consolidations concerning for pneumonia are identified . Heart size is normal . Visualized osseous structures are unremarkable .
    OUTPUT:
    
Interval placement of a right pigtail catheter . Small right apical pneumothorax .