Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A three - lead pacemaker , with leads terminating in the right atrium , right ventricle , and coronary sinus , respectively , appears unchanged . The cardiac , mediastinal and hilar contours are stable . Partly visualized is a calcified aneurysm of the left ventricle , not fully imaged , but with no indication for change . There is no pleural effusion or pneumothorax . The lungs appear clear .
    OUTPUT:
    
No evidence of acute cardiopulmonary disease .