Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiomediastinal contours are stable . There are bibasilar atelectasis larger on the left side . There is a new subcutaneous ICD in appropriate position . . There is no pneumothorax or pleural effusion . Sternal wires are aligned . There are mild degenerative changes in the thoracic spine
    OUTPUT:
    
No acute cardiopulmonary abnormalities . New subcutaneous ICD in standard position