Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left - sided AICD / pacemaker device is re - demonstrated with leads terminating in unchanged positions within the right atrium , right ventricle , and region of the coronary sinus . Moderate to severe cardiomegaly is again noted . The mediastinal and hilar contours are unchanged . There is no focal consolidation or pneumothorax identified . Levoscoliosis of the thoracic spine is re - demonstrated .
    OUTPUT:
    
No acute cardiopulmonary process . Unchanged position of the pacer leads .