Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy and CABG . Multiple sternotomy wires are broken , with the appearances remaining unchanged compared to previous exam . The cardiac , mediastinal and hilar contours are normal . The pulmonary vasculature is normal and the lungs are clear . No pleural effusion or pneumothorax is seen . There are moderate degenerative changes within the thoracic spine with anterior osteophytic spurring and intervertebral disc height loss .
    OUTPUT:
    
No acute cardiopulmonary process .