FINDINGS:
As compared to a previous radiograph, the chest tube on the left
 has been removed.  Neither the frontal nor the lateral radiographs show
 convincing evidence for the presence of pneumothorax.  Atelectasis at the left
 lung bases persist but are less extensive as compared to the previous
 radiograph.  The air collections in the left lateral soft tissues is
 unchanged.  Unchanged appearance of the cardiac silhouette and of the right
 lung.