Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval repositioning of a dual - lumen right internal jugular central venous catheter with the superior tip projecting over the lower SVC and the inferior tip projecting over the right atrium . Heart size is normal . Widening of the mediastinum is unchanged from ___ with large and tortuous thoracic aorta which is exaggerated by rotated patient positioning , but without focal aneurysm . Hilar contours are normal . Lungs are clear . There is no pleural effusion or pneumothorax . Patient is status post CABG with median sternotomy wires in place . The inferior - most median sternotomy wire is slightly to the right of midline however this is a stable finding unchanged since ___ .
    OUTPUT:
    
No acute cardiopulmonary process .