Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is moderate stable cardiomegaly compared to ___ . Dual - chamber pacemaker leads are unchanged . The lungs demonstrate increased pulmonary vascular congestion and mild interstitial edema with no large pleural effusion , focal consolidation , or pneumothorax .
    OUTPUT:
    
Pulmonary vascular congestion of mild interstitial edema , however no evidence of pneumonia . Moderate cardiomegaly .