Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A Swan - Ganz catheter is in expected position . An endotracheal tube terminates 6 .4 cm above the carina . An enteric tube descends below the field of view but likely terminates within small bowel . Lung volumes are slightly low however the lungs are clear . There is no pneumothorax or pleural effusion . Cardiomediastinal and hilar contours are within normal limits .
    OUTPUT:
    
Lines and tubes as above . No acute cardiopulmonary process .