Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Upright AP and lateral radiographs of the chest demonstrates a dual lead left - sided pacemaker , with leads in unchanged position , terminating in the right atrium and right ventricle . The aorta is tortuous and the heart is top normal in size . Otherwise , cardiomediastinal silhouette is unremarkable . There is no pleural effusion , pulmonary edema , pneumothorax or focal consolidation concerning for pneumonia .
    OUTPUT:
    
No acute cardiopulmonary process .