Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are clear without focal consolidation . No pleural effusion or pneumothorax is seen . Cardiac and mediastinal silhouettes are unremarkable . A right femoral approach dialysis catheter is at similar position , terminating at the cavoatrial junction .
    OUTPUT:
    
No acute cardiopulmonary process . No significant interval change .