Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left - sided Port - A - Cath tip terminates at the junction of the SVC and right atrium . Patient is status post median sternotomy and CABG . Heart size is mildly enlarged but unchanged . The aorta is slightly tortuous . Mediastinal and hilar contours are similar . Pulmonary vasculature is normal . Lungs are clear . No pleural effusion or pneumothorax is present . No acute osseous abnormalities detected . Common bile duct stent is seen in the right upper quadrant of the abdomen .
    OUTPUT:
    
No acute cardiopulmonary abnormality .