Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared with prior radiographs performed on the same day on ___ at 07 :34 , there is increased asymmetric opacification of both lungs , right greater than left , which may could be asymmetric pulmonary edema , and / or concurrent consolidation , or pulmonary hemorrhage . There is no pneumothorax . Severe mediastinal widening is unchanged since earlier in the day , improved since ___ . . An ET tube ends 7 cm above the carina , and should be advanced 2 - 3 cm for more secure positioning . A right - sided Swan - Ganz catheter terminates in the right pulmonary artery . Two left pleural drains are stable in position . Small left pleural effusion is likely .
    OUTPUT:
    
1 . New moderate , asymmetric pulmonary edema and possible concurrent right lung pneumonia and / or pulmonary hemorrhage . 2 . ET tube 2 - 3 cm above standard position . 3 . No pneumothorax . 4 . Stable severe postoperative cardiomediastinal widening , presumably hematoma .