Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A single portable frontal supine view of the chest was obtained . Endotracheal tube terminates 3 cm above the carina . There are diffusely increased bilateral densities with a perihilar predominance consistent with mild to moderate pulmonary edema . Fluffy right lower lung zone opacities may represent edema or pneumonia . Moderate left effusion and possible small right effusion . No pneumothorax . Heart is mildly enlarged . Cardiomediastinal contours is otherwise unremarkable .
    OUTPUT:
    
1 . Mild cardiomegaly with mild - to - moderate pulmonary edema . 2 . Confluent right lower lung opacities may represent edema or pneumonia . 3 . Endotracheal tube is in satisfactory position .