Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A dual lumen Port - A - Cath is in - situ , the tip is in the mid to distal SVC . Lung volumes are slightly low resulting crowding of the bronchovascular structures and mild prominence . No consolidation , pneumothorax or pleural effusion seen . The visualized bony structures are unremarkable in appearance .
    OUTPUT:
    
No significant interval change when compared to the prior study .