Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right chest wall port is again seen with catheter tip at the lower SVC . Diffuse bilateral pulmonary nodules are partially visualized , particularly overlying the lung bases . There are increased perihilar opacities bilaterally . Cardiomediastinal silhouette is stable . No acute osseous abnormalities .
    OUTPUT:
    
Increased perihilar opacities since prior , better characterized by subsequent CTA as progression of disease .