Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In comparison to radiograph from ___ , the cardiomediastinal silhouettes are stable . The bilateral hila are within normal limits . Diffuse interstitial prominence likely relates to known a influenza . There is no focal lung consolidation . There is no pulmonary vascular congestion . There is no pneumothorax or pleural effusion .
    OUTPUT:
    
Diffuse interstitial prominence , as on prior exam , compatible with known influenza . No focal lung consolidation .