Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are stable . There is no pneumothorax or large pleural effusion . Lungs are adequately expanded without focal consolidation concerning for pneumonia . Mild vascular congestion is again noted . Post CABG changes are noted , including median sternotomy wires .
    OUTPUT:
    
Mild pulmonary vascular congestion , similar to prior .