Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been no significant interval change . Re - demonstrated is diffuse increase and interstitial markings bilaterally consistent with chronic lung disease , grossly stable . No focal consolidation is seen . There is no pleural effusion or pneumothorax . The cardiac and mediastinal silhouettes are stable .
    OUTPUT:
    
No significant interval change .