Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In ET tube terminates approximately 5 .3 cm above the carina , in grossly appropriate location . An enteric tube coils in the distal esophagus and loops back on itself with tip not visualized , above the upper limit of the film . There are low lung volumes . The cardiomediastinal silhouettes are within normal limits . The bilateral hila are unremarkable . The lungs are clear . There is no pulmonary vascular congestion . There is no pneumothorax or pleural effusion .
    OUTPUT:
    
1 . No acute cardiopulmonary process . ET tube in appropriate location . 2 . Malpositioned enteric tube in the distal esophagus loops back on itself with tip not visualized above the upper limit of the film .