Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes remain low on the right status post removal of the chest tube with a small residual right pleural effusion . Small left - sided pleural effusion also seen . No definite pneumothorax seen . There is a small amount of subcutaneous air tracking in the neck . Left lung appears clear . The cardiomediastinal contour is unchanged compared to the preoperative study .
    OUTPUT:
    
Small bilateral pleural effusions , larger right . No definite pneumothorax seen .