Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In comparison to the prior radiograph performed several hours earlier , there has been interval placement of a left internal jugular catheter that terminates at the low SVC . Lung volumes are slightly low . There is no focal consolidation , pleural effusion or pneumothorax . Cardiomediastinal silhouette is within normal limits for technique .
    OUTPUT:
    
Interval placement of a left IJ catheter that terminates at the low SVC .