Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Moderate enlargement of the cardiac silhouette is unchanged . A left - sided AICD / pacemaker device is again noted with leads in unchanged position . Mediastinal and hilar contours are similar . There is mild pulmonary vascular congestion , unchanged . No focal consolidation or pneumothorax is present . Minimal blunting of the costophrenic angles posteriorly suggests trace bilateral pleural effusions . Compression deformity of a low thoracic vertebral body is similar .
    OUTPUT:
    
Mild pulmonary vascular congestion and probable trace bilateral pleural effusions , not substantially changed in the interval .