Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since ___ , new endotracheal tube is seen with tip in the right mainstem bronchus and will need to be pulled back . The left lung appears diffusely atelectatic , likely from right mainstem bronchus intubation . Lung volumes are low . The heart size is top normal . The tip of the right internal jugular venous central line is seen in the right atrium . No pneumothorax .
    OUTPUT:
    
1 . New ETT is seen with tip in the right mainstem bronchus with probable diffuse atelectasis of the left lung .