Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Small right apical pneumothorax is unchanged . Right chest tube is in unchanged position . Cardiomediastinal contours are normal . Bibasilar opacities have increased consistent with worsening atelectasis or aspiration there is no pleural effusion .
    OUTPUT:
    
Stable small right pneumothorax Increased bibasilar opacities could be due to atelectasis and or aspiration