Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest again demonstrate a left chest wall port with a catheter terminating in the high right atrium . Bilateral hilar lymphadenopathy is again seen and unchanged . No focal consolidation is identified . The cardiac silhouette is unchanged since the prior study . No pleural abnormality is seen .
    OUTPUT:
    
No evidence of acute pneumonia .