Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A single portable AP supine view of the chest was obtained . Moderate cardiomegaly is unchanged . Diffuse bilateral opacities are most compatible with mild to moderate pulmonary edema . Increased opacity in the lateral aspect of the right base may be related to asymmetric edema ; however , it could also be concealing pneumonia . There is no pneumothorax .
    OUTPUT:
    
1 . Moderate cardiomegaly and mild - to - moderate pulmonary edema . 2 . Right lower lobe opacity could represent asymmetric edema , but may also conceal pneumonia . Attention on follow up is recommended .