Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiomediastinal and hilar contours are unchanged and unremarkable . Calcified tortuous aorta is unchanged . Calcified tortuous aorta is also unchanged . There is bibasilar atelectasis , however no focal consolidation or pleural effusion .
    OUTPUT:
    
No acute cardiopulmonary process .