Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is an ill - defined rounded opacity in the left upper lobe that is new since the prior radiograph . It could be a mass or prominent vasculature . There is mild interstitial prominence , which is also new , and likely represents mild pulmonary edema . There is no evidence of consolidation , pleural effusion or pneumothorax . Bibasilar atelectasis is stable from the prior exam . The cardiomediastinal silhouette is normal in size . The patient is status post a CABG . The sternal wires are intact . Clips and a stent are noted within the mediastinum .
    OUTPUT:
    
1 . Mild pulmonary edema . 2 . Ill - defined nodular opacity in the left upper lobe . Recommend follow up radiographs after diuresis . Results were discussed with Dr . ___ ( a member of the inpatient cardiology team ) , at 4 :45 pm on ___ via telephone by Dr . ___ .