Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are very low , resulting in bronchovascular crowding . Diffuse pulmonary parenchymal opacities are present , which may represent infection , hemorrhage , or edema . The heart is not enlarged . Endotracheal tube ends 1 .7 cm from the carina . A nasogastric tube courses into the stomach and out of the field of view .
    OUTPUT:
    
1 . Endotracheal tube ends 1 .7 cm from the carina . 2 . Diffuse pulmonary parenchymal opacities may represent infection , hemorrhage , or edema . Recommend clinical correlation .