Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: When compared to ___ chest radiograph , lung volumes are low resulting in a suboptimal study . The previously seen small right apical and small right inferior pneumothorax are unchanged in size . Bibasilar atelectasis , bilateral small pleural effusions , and subcutaneous emphysema are unchanged from prior study . There is stable mild cardiomegaly without overt pulmonary edema . The right chest tube is in stable position .
    OUTPUT:
    
1 . In comparison to ___ radiograph , the previously seen right pneumothorax is unchanged in size . 2 . Stable subcutaneous emphysema 3 . Stable bibasilar atelectasis and small bilateral pleural effusions