Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is stable appearance of the left chest port with tip terminating in the lower SVC . The cardiomediastinal and hilar silhouettes are stable . The right mid and lower lung zone opacities appear stable ; however , the left basilar opacity is worse on the present study . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Worsening left lung base opacity with stable appearance of right mid and lower lung zone opacities .