Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The study is limited by low lung volumes and lordotic positioning . The cardiomediastinal silhouette and hilar contours appear stable . There are small bilateral effusions and bibasilar atelectasis . There is no pneumothorax . The stomach and small bowel loops appear dilated with multiple air - fluid levels in appearance suggestive of ileus although the abdomen is incompletely imaged .
    OUTPUT:
    
1 . No acute intrathoracic process . Bilateral small effusions and bibasilar atelectasis . 2 . Bowel gas pattern is suggestive of postoperative ileus although the abdomen is only partially imaged .