Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest : There is diffuse interstitial opacity with slight enlargement of the cardiac silhouette consistent with moderate pulmonary edema . There is no pleural effusion or pneumothorax . There is no airspace consolidation worrisome for pneumonia . The pulmonary arteries are engorged . Abdominal clips are noted .
    OUTPUT:
    
Moderate pulmonary edema . Follow up radiographs after diuresis is recommended to assess for an underlying infectious process .