Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient has been extubated . The right IJ , mediastinal drains , and left chest tube have been removed . Sternotomy wires appear intact and appropriately aligned . Low lung volumes with increasing left basilar atelectasis in comparison to the prior chest radiograph . Probable small left pleural effusion . Stable postoperative appearance of the cardiomediastinal silhouette . The pulmonary vasculature is normal . No pneumothorax is seen .
    OUTPUT:
    
1 . Removal of left chest tube without evidence of pneumothorax . 2 . Increasing left basilar atelectasis in comparison to the prior chest radiograph . 3 . Small left pleural effusion .