Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is of normal size with stable cardiomediastinal contours . Interstitial changes of paramediastinal upper lung zones are similar to prior and compatible with fibrosis from prior radiation for lymphoma . The lungs are otherwise clear . No focal consolidation , pleural effusion , or pneumothorax . No radiopaque foreign body .
    OUTPUT:
    
No evidence for acute cardiopulmonary process . Stable paramediastinal radiation fibrosis .