Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post tracheoplasty . Lung volumes are low . Moderate bibasilar atelectasis and small bilateral pleural effusions , left greater than right , are new since ___ , likely postsurgical . Widening of the mediastinum is expected in the postoperative period . The heart size is likely normal . There is a new pleural drain in the right lung .
    OUTPUT:
    
1 . Patient is status post tracheoplasty . No pneumothorax . 2 . Moderate bibasilar atelectasis and small bilateral pleural effusions , left greater than right , are new since ___ , probably postsurgical .