Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A single frontal portable radiograph of the chest was acquired . The heart is mildly enlarged . There are diffuse interstitial opacities radiating from the hila as well as Kerley B lines and vascular cephalization , consistent with mild interstitial pulmonary edema . A ___- mm nodular opacity projects just superior to the right costophrenic angle . The mediastinal contours are normal . The right hilus is bulbous in appearance . There are no pleural effusions . No pneumothorax is seen .
    OUTPUT:
    
1 . Mild cardiomegaly with mild interstitial pulmonary edema . 2 . ___- mm nodular opacity superior to the right costophrenic angle , possibly a calcified pulmonary nodule . Further assessment with conventional radiographs should be performed once the patient 's fluid status has normalized . 3 . Bulbous appearance of the right hilus should be reassessed on the same conventional radiographs as recommended in impression point # 2 . Findings and recommendations were discussed with Dr . ___ by Dr . ___ at 7 :41 a .m . via telehpone on ___ .