Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to the prior examination , there has been no significant interval change . Redemonstrated is a dual lead , left pectoral AICD with intact leads seen extending into the right atrium and right ventricle . There is no evidence of pneumothorax . There is no focal consolidation , pleural effusion , or frank pulmonary edema . The cardiomediastinal silhouette is stable . No acute bony abnormality is detected .
    OUTPUT:
    
Left , dual lead pectoral AICD with leads intact and in their expected positions . No evidence of pneumothorax .