Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient is status post median sternotomy and CABG . Scattered linear bibasilar atelectasis is seen . No focal consolidation to suggest pneumonia is seen . There is no pleural effusion or pneumothorax . The cardiac and mediastinal silhouettes are stable .
    OUTPUT:
    
No acute cardiopulmonary process .