Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval removal of a right - sided chest tube . No definite right pneumothorax is seen . Scarring / atelectasis is is noted at the medial right upper lung . Difficult to exclude tiny left apical pneumothorax although this was not site of reported concern . There is persistent blunting of the right costophrenic angle suggesting trace pleural effusion . . Cardiac and mediastinal silhouettes are unremarkable .
    OUTPUT:
    
Interval removal of a right - sided chest tube . No definite right pneumothorax is seen . Scarring / atelectasis is is noted at the medial right upper lung . Difficult to exclude tiny left apical pneumothorax although this was not site of reported concern . Persistent blunting of the right costophrenic angle , trace pleural effusion .