Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval placement of a right internal jugular vein which terminates within the upper SVC . No complications following the procedure are seen , and there continue to be low lung volumes without focal consolidation pulmonary edema or pleural effusions . The heart continues to be enlarged .
    OUTPUT:
    
Interval placement of a right internal jugular central venous line without complications , though evaluation for pneumothorax is sub - optimal on a supine radiograph .