Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Very shallow inspiration . Endotracheal tube tip is 1 .7 cm above carina . Right IJ central line tip in the upper right atrium . Findings are new since prior exam . There is no pneumothorax . Stable thoracic curve convex to the right . Shallow inspiration accentuates heart size , pulmonary vascularity . Bibasilar opacities have resolved .
    OUTPUT:
    
There is no pneumothorax , no pneumomediastinum .