Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is top normal with tortuosity of the thoracic aorta . There is central pulmonary vascular congestion with increased perihilar predominance and peripheral increased reticulation suggestive of edema . No definite focal consolidation is seen . Pleural surfaces are clear without effusion or pneumothorax .
    OUTPUT:
    
Mild - to - moderate pulmonary edema .