Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-erect chest film ___ at 04 :49 is submitted .
    OUTPUT:
    
There continue to be bilateral parenchymal opacities within the right lung and at the left base which may have slightly improved since ___ but are not significantly changed since ___ . These findings are consistent with multifocal pneumonia , less likely pulmonary edema . No pneumothorax . Endotracheal tube , nasogastric tube , and right internal jugular central line are unchanged in position . Stable cardiac and mediastinal contours given differences in patient positioning .