Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy and aortic valve replacement , with sternotomy wires seen intact and well - aligned . A vascular stent is projects over the anterior mediastinum . Bilateral hilar prominence is likely chronic . No focal consolidation , pleural effusion , pneumothorax , or pulmonary edema is seen . The heart size is normal . Mediastinal contours are normal .
    OUTPUT:
    
No acute cardiopulmonary process .