Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy and CABG . Heart size is mildly enlarged . Mediastinal and hilar contours are remarkable . Lung volumes are lower compared to the prior exam , though the lungs are clear without focal consolidation . No pleural effusion or pneumothorax is present . The pulmonary vasculature is normal . No acute osseous abnormalities present . Well corticated ossific density lateral and superior to the right humeral head may reflect the sequela of previous trauma .
    OUTPUT:
    
No acute cardiopulmonary abnormality .