Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart is upper limits of normal in size with left ventricular configuration . Aorta is tortuous . Prominence of central pulmonary vasculature is unchanged . Lungs are clear , and there are no pleural effusions or acute skeletal findings . Stimulator device is again demonstrated in the lower thoracic spine region .
    OUTPUT:
    
No acute cardiopulmonary radiographic abnormality .