Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . A vascular stent is again noted in the left brachiocephalic vein and SVC , stable in position . The cardiac and mediastinal silhouettes are stable . Prominence of the right hilum is grossly stable . Subtle prominence of perihilar vasculature may be due to mild vascular congestion . The right basilar opacity is stable as compared to the prior study from ___ .
    OUTPUT:
    
Right basilar opacity is stable as compared to the prior study from ___ . No large pleural effusion . Possible mild vascular congestion .