Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Slight prominence of the central pulmonary vasculature may be due to minimal central vascular engorgement . No focal consolidation is seen . No pleural effusion or pneumothorax is seen . The cardiac silhouette is mild to moderately enlarged . Mediastinal contours there is tripped slight prominence of the left mediastinum , query underlying lymphadenopathy . Evidence of tracheal tree calcification is again seen .
    OUTPUT:
    
Slight prominence of the central pulmonary vasculature may be due to minimal central vascular engorgement . No focal consolidation . Mild to moderate enlargement of the cardiac silhouette . Slight prominence of the left mediastinum , query underlying lymphadenopathy , which could be further assessed on nonurgent CT .