Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs were obtained . Multiple median sternotomy wires fractures are present . The lungs are fully expanded and clear . The cardiomediastinal silhouette , hilar contours , and pleural surfaces are normal . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
1 . No pneumonia or pulmonary edema . 2 . Multiple fractured sternotomy wires . CT scan can be performed to assess migration of fragments into the retrosternal space .