Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded . There has been in interval removal of the right - sided pigtail line . A right pleural drainage catheter tracking parallel to the right vertebral marging is unchanged in position from prior . A moderate right - sided pleural effusion with associated basal atelectasis persists . A left sided pleural effusion is smaller . No focal opacities are seen in the lungs . A large hiatal hernia is reidentified . There is no pneumothorax . Cardiomediastinal and hilar contours are unremarkable .
    OUTPUT:
    
1 . Interval removal of a right - sided pigtail line without residual pneumothorax . 2 . Unchanged moderate right - sided pleural effusion with associated right basal atelectasis . Significant interval decrease of left - sided pleural effusion . 3 . Large hiatal hernia .