Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable frontal chest radiograph demonstrates an endotracheal tube which terminates 4 cm above the level of the carina in appropriate position . An enteric tube descends in an uncomplicated course to the distal esophagus , it s end out of view . A right jugular line ends at the low superior vena cava . Allowing for changes in patient positioning , the lungs appear largely unchanged with mildly increased interstitial edema . There is no new focal consolidation . There are likely small bilateral pleural effusions , unchanged . There is no pneumothorax .
    OUTPUT:
    
Mildly increased interstitial pulmonary edema .