Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: One portable semi-erect AP view of the chest . Endotracheal tube ends 5 .5 cm from the carina . Right internal jugular line ends in the low SVC . Left internal jugular line ends in the mid to low SVC . The feeding tube ends out of view . Another line is seen ending in the distal esophagus . Cardiomediastinal silhouette is within normal limits . The bilateral lung parenchyma demonstrate distortion and scarring superimposed on emphysema . Ther is pleural thickening in the apices . No evidence of pneumothorax . There is likely some mild pulmonary edema . Right upper lobe , right middle lower lobe , and left upper lobe parenchymal opacities are unchanged .
    OUTPUT:
    
No significant change compared to most recent study in bilateral parenchymal opacities . Likely element of overlying mild pulmonary edema .