Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without focal consolidation , pleural effusion or pneumothorax . The patient is status post median sternotomy and surgical ___ reflect prior bypass surgery . Biapical pleural scarring is noted . The heart is stable in size . Compression deformity of a lower thoracic vertebral body is stable .
    OUTPUT:
    
No acute cardiopulmonary process .