Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is normal in size . The mediastinal and hilar contours appear within normal limits . There is no pleural effusion or pneumothorax . A moderate interstitial abnormality is a finding that could be seen with severe airway inflammation , atypical pneumonia or possibly pulmonary edema , although without specific signs of the latter .
    OUTPUT:
    
Moderate interstitial abnormality which is not specific but could be seen with reactive airway disease as clinically suspected .