Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: An ECMO catheter is in - situ . A Swan - Ganz catheter is in - situ , the tip terminates in the proximal right pulmonary artery . A nasogastric tube terminates in the stomach . There is persistent enlargement of the cardiac silhouette with prominence of the bilateral hila . Lung volumes are consequently low . Unchanged left basilar atelectasis . No pneumothorax seen . Surgical clips and a vascular stent is seen in the right axilla .
    OUTPUT:
    
No significant interval change when compared to the prior study .