Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to ___ , support devices are stable and in good position . Increasing bibasal opacities are likely atelectasis , however in the appropriate clinical setting can be aspiration or pneumonia . No pulmonary edema , pleural effusions or pneumothorax .
    OUTPUT:
    
Increasing bibasal opacities are likely atelectasis , however in the appropriate clinical setting can be aspiration or pneumonia