Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP chest radiograph . ET tube and NGT , and right - sided PICC , and double - lumen right IJ catheter are in stable position . Severe pulmonary opacities are slightly worse in the right lung and improved in the left lung from ___ . Lung volumes remain low . Mild cardiomegaly is stable . There is no pneumothorax .
    OUTPUT:
    
No significant change in severe pulmonary opacification .