Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Single - lead left - sided AICD is again seen with leads extending to the expected position of the right ventricle . The cardiac and mediastinal silhouettes are stable . No new focal consolidation is seen . There is no pleural effusion or pneumothorax . No overt pulmonary edema is seen .
    OUTPUT:
    
No significant change in comparison with prior study from ___ .