Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The endotracheal tube ends 4 cm above the carina . A ___- or orogastric tube enters the stomach , but the tip is not visualized . New diffuse bilateral alvoelar opacities have developed . Heart is upper limits of normal in size and central pulmonary vasculature appears engorged .
    OUTPUT:
    
New widespread alveolar opacities , likely due to extensive pulmonary edema . Differential diagnosis includes hemorrhage , widespread infection , massive aspiration and ARDS .