Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient has been extubated in the interim since ___ . The inspiratory lung volumes are very low , decreased from ___ , with progressive bibasilar atelectasis . There is no large pleural effusion . The pulmonary vasculature is not engorged . The cardiomediastinal and hilar contours are within normal limits . No acute osseous abnormality is detected . Dilated air-filled colon is noted in the imaged upper abdomen .
    OUTPUT:
    
1 . Status post extubation with decreased lung volumes and progressive bibasilar atelectasis . 2 . Dilated air-filled colon incidentally noted in the imaged upper abdomen .