Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy and CABG . The cardiac , mediastinal and hilar contours are normal . Pulmonary vascularity is normal . Apart from minimal left basilar atelectasis , the lungs are clear without focal consolidation . No pleural effusion or pneumothorax is seen . No acute osseous abnormalities are identified .
    OUTPUT:
    
No acute cardiopulmonary abnormality .