Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a left chest tube in place . There is no residual pneumothorax visualized . Low lung volumes with bibasilar atelectasis , but no focal consolidations . The pulmonary vasculature is normal . The cardiomediastinal silhouette is stable . There are no pleural effusions . None of the previously reported rib fractures are visualized .
    OUTPUT:
    
1 . Left chest tube in place with no evidence of residual pneumothorax . 2 . Low lung volumes with bibasilar atelectasis .