Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to prior radiograph , there has been an overall decrease of inspiratory lung volumes with apparent increase of radiodensity throughout lungs bilaterally . There has been interval improvement of multilobar opacities along both lungs . No new consolidations are identified . There is no pneumothorax . There has been interval removal of right main stem bronchus stent . Tracheostomy tube has a vertical course , no tube component that clearly reaches down the trachea is identified .
    OUTPUT:
    
1 . Interval improvement of multilobar opacities bilaterally with no evidence of pneumothorax . 2 . Tracheostomy tube demonstrates a vertical course with no evidence of tube component reaching down the trachea .