Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lung volumes are low . Left basilar atelectasis has slightly improved . The mild pulmonary edema continues to improve . Severe cardiomegaly is stable . Small , if any , bilateral pleural effusions . The right IJ catheter terminates in the cavoatrial junction . The ET tube is approximately 3 .5 cm from the carina . The NG tube traverses the mid stomach however the tip is beyond the margins of this image . Stable fracture of the most inferior median sternotomy wire . No evidence of displaced rib fractures within the limitations of conventional radiographs .
    OUTPUT:
    
1 . Mild pulmonary edema continues to improve . 2 . The ET tube is approximately 3 .5 cm from the carina . 3 . Slight improvement of left basilar atelectasis .