Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In the interim since the most recent prior chest radiograph of ___ obtained at 13 :06 , there has been placement of a pigtail catheter . There is resolution of the right - sided pleural effusion . The moderate - to - large right pneumothorax is more visible . The right lung appears collapsed . There is no significant shift of mediastinum . Portions of the left costophrenic angle are not included in field - of - view . Within this limitation , the left lung shows no focal consolidation , pleural effusion or pneumothorax . The cardiac , mediastinal and hilar contours are normal .
    OUTPUT:
    
Interval placement of pigtail catheter with resolution of right - sided pleural effusion with a moderate - to - large right pneumothorax with no significant shift of mediastinum and collapsed right lung . Findings discussed with ___ at 16 :36 on ___ via telephone .