Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A pigtail pleural catheter projects over the left lower chest , as before . Left IJ central venous catheter terminates in the lower SVC . The nasogastric tube is barely visible , but the tip appears to project over the gastroesophageal junction similar to the prior examination . The cardiomediastinal silhouette is stable . Extensive heterogeneous bilateral airspace opacities have not significantly changed compared to prior examination . There is no large effusion or pneumothorax .
    OUTPUT:
    
1 . Minimal change in the appearance of widespread heterogeneous bilateral opacities . 2 . Nasogastric tube tip remains at the gastro esophageal junction and should be advanced .