Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The ET tube terminates approximately 3 cm above the carina . The heart size is normal . The hilar and mediastinal contours are normal . There may be a small left pleural effusion , with adjacent atelectasis . Subtle irregularities are seen along the lateral margins of the left seventh and eighth ribs , are concerning for nondisplaced fractures . There is no evidence of a pneumothorax .
    OUTPUT:
    
1 . ET tube terminates approximately 3 cm above the carina . 2 . Subtle irregularities along the lateral margin of the left seventh and eighth ribs , is concerning for nondisplaced fractures . A dedicated rib series may be helpful for further evaluation . 3 . Small left pleural effusion and adjacent atelectasis .