Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP upright chest radiograph is obtained . Rotation limits interpretation . ET tube terminates 1 cm above the carina and is too low . NG tube is in the stomach . Heart size can not be accurately assessed on this AP view . Cardiomediastinal contours are unremarkable . There are patchy areas of opacity within both lungs , left greater than right . This could represent pneumonia or asymmetric pulmonary edema . No significant pleural effusions and no pneumothorax .
    OUTPUT:
    
1 . Endotracheal tube is positioned too low . Suggest withdrawing the tube by 2 - 3 cm . 2 . Bilateral patchy areas of opacification could represent pneumonia or asymmetric pulmonary edema .