Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A right chest wall Port - A - Cath is present with the tip projecting over the cavoatrial junction . Low bilateral lung volumes . There is no focal consolidation , pleural effusion or pneumothorax identified . Unchanged expansile rib deformities bilaterally .
    OUTPUT:
    
Low bilateral lung volumes . No significant interval change since the prior examination .