Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without focal consolidation . No pleural effusion or pneumothorax is seen . The cardiac silhouette is top - normal . There is prominent right paratracheal opacity with a posterior to the trachea on the lateral view and appearing to exert mass effect on the trachea , with the trachea anterior in position , worrisome for underlying mass / lymphadenopathy . Recommend chest CT for further evaluation . Surgical clips are noted projecting over the upper mediastinum , to the left of midline . Correlate with prior surgical procedure .
    OUTPUT:
    
Right paratracheal opacity posterior to the trachea on the lateral view and appears to exert mass effect , with the trachea anterior in position , worrisome for underlying mass / lymphadenopathy . Surgical clips are noted projecting over the upper mediastinum , to the left of midline . Correlate with prior surgical procedure . Recommend chest CT for further evaluation if underlying mediastinal enlargement / soft tissue has not already been evaluated .