Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The mediastinal drains are in satisfactory position . The right IJ catheter terminates in mid SVC . The sternotomy wires are intact without evidence of dehiscence . No pulmonary edema , pneumothorax , pleural effusion , or consolidation . The cardiomediastinal silhouette is mildly enlarged compared to prior , consistent with postoperative changes .
    OUTPUT:
    
1 . Normal postoperative changes . 2 . No pulmonary edema , pleural effusion , and pneumothorax .