Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left paratracheal anterior mediastinal and paucity is worrisome for mediastinal mass . No focal consolidation is seen . There is no pleural effusion or pneumothorax . Cardiac silhouette is not enlarged .
    OUTPUT:
    
Anterior left paratracheal opacity is worrisome for an anterior mediastinal mass . It is possible the this could represent an enlarged thymus or lymphadenopathy . Chest CT would further assess .