Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . Mild cardiomegaly and tortuous aorta are stable . There is mild bibasilar atelectasis . There is no focal consolidation , pleural effusion , or pneumothorax .
    OUTPUT:
    
No acute cardiopulmonary abnormality . Mild bibasilar atelectasis .