Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The second to last median sternotomy wire is fractured in two places , best seen on the lateral projection . The remaining median sternotomy wires appear intact . There are mediastinal surgical clips . A left chest wall pacemaker has leads terminating in the right atrium and right ventricle . There is atelectasis at the right base . The heart is top normal and there is no frank pulmonary edema . The mediastinal and hilar contours are normal . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
1 . Heart top normal in size without frank pulmonary edema . 2 . Atelectasis at the right lung base . 3 . Fractured second to last median sternotomy wire .