Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A frontal and lateral view of the chest demonstrate a diffuse interstitial abnormality . There are no focal areas of consolidation to suggest pneumonia . The cardiomediastinal and hilar contours are normal . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Peristent diffuse interstitial abnormalies . No evidence of pneumonia .