Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: ET tube ends 6 .7 cm above the carina . Left subclavian line is in mid SVC . Bibasilar opacities are unchanged , which could be a mix of aspiration pneumonia , atelectasis and overlying pleural effusion . There is no pneumothorax . Cardiac contour is top normal . NG tube is in the stomach .
    OUTPUT:
    
There is no significant change since yesterday . 1 . Tubes and lines are in adequate position . 2 . Unchanged bibasilar opacities .