Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy and CABG . Heart size is normal . The aorta is mildly unfolded . Atherosclerotic calcifications are noted within the aortic arch and descending thoracic aorta . Pulmonary vasculature is not engorged . Minimal atelectasis is noted in the lung bases without focal consolidation , pleural effusion or pneumothorax . No acute osseous abnormality is detected . Please note that the extreme costophrenic angles posteriorly are excluded on the lateral view .
    OUTPUT:
    
No acute cardiopulmonary abnormality .