Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is no focal consolidation , pleural effusion or pneumothorax . Bibasilar opacities are unchanged from the prior study and likely represent chronic atelectasis . The cardiomediastinal slight is unchanged . The imaged abdomen is unremarkable .
    OUTPUT:
    
No acute cardiopulmonary process or significant change since the prior study .