Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Overlying trauma board somewhat limits evaluation . The endotracheal tube is 3 .4 cm above the carina . An enteric tube courses into the first portion of the duodenum . The lung volumes are low , however , the lungs are clear . No pleural effusion , pneumothorax or focal airspace consolidation . No displaced rib fractures .
    OUTPUT:
    
Endotracheal tube 3 .4 cm above the carina .