Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The endotracheal tube ends 4 cm above the carina . An enteric tube has been removed . Extensive bilateral parenchymal opacities are increased in density from ___ with decreased lung volumes since that time . Low lung volumes accentuate the cardiac silhouette . No pleural effusion or pneumothorax is seen .
    OUTPUT:
    
Decreased lung volumes with increased density of bilateral parenchymal opacities , compatible with ARDS .