Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . Similar to prior plain film are increased interstitial markings throughout the lungs without a superimposed consolidation or effusion . The cardiomediastinal silhouette is unchanged . No acute osseous abnormalities detected .
    OUTPUT:
    
Evidence of chronic interstitial lung disease without superimposed acute consolidation .