Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy with the second superior most sternal wire fractured . The lungs are clear without focal consolidation . No pleural effusion or pneumothorax is seen . The cardiac silhouette is top - normal to mildly enlarged . The aorta is calcified and tortuous . Battery packs overlie the bilateral upper chest .
    OUTPUT:
    
No acute cardiopulmonary process .