Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest . An AICD is in unchanged position though . Midline sternotomy wires and mediastinal clips are again noted heart size is mildly enlarged , unchanged . There is pulmonary vascular congestion . No focal consolidation or pleural effusion . No pneumothorax .
    OUTPUT:
    
Pulmonary vascular congestion and persistent cardiomegaly .