IMPRESSION:
No pneumothorax or appreciable pleural effusion have developed since :42
 following removal of the right pleural drain. Severely displaced right rib
 fractures have not migrated appreciably since . The right lung is
 low in volume, with subsegmental atelectasis most prominent at the base. A
 band of atelectasis at the base of the left lung is unchanged over several
 days. Left upper lung is clear. Left pleural space is normal. Heart size
 top-normal, unchanged.