Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Assessment is limited due to positioning . Allowing for this limitation , there is no significant change compared with the recent exam performed ___ min prior . The esophageal tube ends below the GE junction , with the tip out of view . The tube is radiopaque , probably from contrast material within the tube or from tube change with a tube with radiodense walls .
    OUTPUT:
    
1 . Radiopaque esophageal tube ends below the GE junction , with the tip out of view . 2 . Unchanged mild widening of the upper mediastinum as previously mentioned may be related to positioning . Trumatic injury to the mediastinum or brachiocephalic vasculature should be considered . Attention on follow up is recommended . Chest CT could be performed for further assessment if clinically indicated .