Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Dual - lead left - sided pacer device is again seen , unchanged in position . Patient is status post median sternotomy and CABG . No new focal consolidation is seen . Diffusely increased interstitial markings bilaterally are stable , consistent with chronic lung disease . There is no pleural effusion or pneumothorax . The cardiac and mediastinal silhouettes are stable .
    OUTPUT:
    
No significant interval change .