Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The left costophrenic angle and left chest wall are incompletely imaged . An enteric catheter courses into the left upper quadrant and crosses the midline with tip projecting over the medial right upper quadrant , likely within the distal stomach or proximal duodenum . The left subclavian catheter tip appears similarly positioned in the superior vena cava . There is slightly improved retrocardiac aeration .
    OUTPUT:
    
Enteric catheter terminating in the medial right upper quadrant , likely within the distal stomach or proximal duodenum .