Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since the prior radiograph performed 1 hour earlier , there has been interval placement of a right internal jugular catheter which terminates at the low SVC . There is persistent elevation of the right hemidiaphragm with adjacent atelectasis at the right lung base . No other focal consolidation , substantial pleural effusion or pneumothorax . Cardiomediastinal silhouette is within normal limits . Unchanged appearance of abdominal drains .
    OUTPUT:
    
Interval placement of a right internal jugular catheter which terminates in the low SVC . Otherwise , no significant change from 1 hour earlier .