Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single AP image of the chest was reviewed . ET tube and enteric tubes are in standard position . Cardiomediastinal and hilar contours are within normal limits . There is no pleural effusion or pneumothorax . Linear opacities at both lung bases , left greater than right , may represent atelectasis . As the pulmonary vasculature is mildly prominent , these linear opacities may also represent a small amount of edema .
    OUTPUT:
    
1 . Support devices in standard positions . 2 . Bibasilar atelectasis or developing edema . Repeat study recommended for continued assessment .