Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left pectoral pacer leads terminate in the right atrium and right ventricle , as expected . Median sternotomy wires are intact . There is mild pulmonary vascular congestion , with mild pulmonary edema . Streaky left retrocardiac opacities likely represent atelectasis . No other consolidation . No pleural effusion or pneumothorax . Mild cardiomegaly is stable . No subdiaphragmatic free air .
    OUTPUT:
    
Mild cardiomegaly and pulmonary vascular congestion , with mild pulmonary edema .