Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP view of the chest provided . The endotracheal tube is seen with its tip residing approximately 2 cm above the carina . Lung volumes are low , and there are scattered perihilar opacities likely reflecting bronchovascular crowding and / or scattered subsegmental atelectasis . The possibility of trace aspiration is also raised . No large effusion or pneumothorax is seen . Clips reside in the right breast . Bony structures are intact .
    OUTPUT:
    
ET tube tip positioned 2 cm above the carina . Mild perihilar opacity , likely atelectasis or bronchovascular crowding , can not exclude trace aspiration .