IMPRESSION:
AP chest compared to  at 6:40 p.m.:
 
 There is no left subclavian line.  An indwelling right subclavian line ends in
 the mid SVC.  There is no pneumothorax or appreciable pleural effusion. 
 Pulmonary vascular engorgement has improved, mild right lower lobe atelectasis
 has recurred.  Heart size is moderately enlarged, but improved since earlier
 study.