Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single frontal view of the chest was obtained . Indistinct pulmonary vasculature markings are compatible with moderate pulmonary edema . Increased opacity at the right lung base is compatible with atelectasis or infection . Blunting of the right costophrenic angle is compatible with a small to moderate sized pleural effusion . No pneumothorax . Heart size and cardiomediastinal contours are stable .
    OUTPUT:
    
Pulmonary edema with right base opacity , compatible with atelectasis but early infection can not be excluded . Small - to - moderate sized right pleural effusion .