Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Nerve stimulator pack is seen projecting over the right chest wall with lead coursing cephalad into the right neck . Additionally , leads from a nerve stimulator device within the posterior lower back terminates at the level of the upper thoracic spine . There are low lung volumes . This accentuates the size of the cardiac silhouette which is borderline enlarged . The mediastinal and hilar contours are unremarkable . There is crowding of the bronchovascular structures . No pulmonary edema is present . Patchy opacities in the lung bases may reflect atelectasis though infection can not be completely excluded . No pleural effusion or pneumothorax is present . There are no acute osseous abnormalities .
    OUTPUT:
    
Low lung volumes with patchy bibasilar opacities possibly reflecting atelectasis but infection is not excluded .