Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Severe cardiomegaly , is stable since the prior study . The hilar and mediastinal contours are stable , with a dilated tortuous thoracic aorta . Mild pulmonary congestion is seen . No focal consolidation , pleural effusion , or pneumothorax is seen . A left chest wall pacer with leads in the right atrium and right ventricle are noted . An abandoned lead is seen in the right anterior chest wall . Pulmonary congestion .
    OUTPUT:
    
Chronic severe cardiomegaly and chronic and / or recurrent pulmonary congestion . No edema .