Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well inflated . There is no pleural effusion , pneumothorax or focal airspace consolidation . The heart is normal size . The mediastinal and hilar structures are unremarkable . A right upper paratracheal opacity is unchanged from ___ and is likely vascular . Mediastinal clips are noted . There is no displaced rib fracture .
    OUTPUT:
    
No acute cardiopulmonary process .