Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiomediastinal contours are stable in appearance . Surgical clips are present in the right mid and lower lung regions consistent with previous segmentectomy . Adjacent areas of pleural and parenchymal scarring are present . Recently described focal opacity in the left mid lung region just lateral to the inferior aspect of the left hilum appears slightly decreased in prominence compared to the ___ radiograph but remains unchanged from older radiographs such as ___ . Review of chest CT of ___ demonstrates evidence of post-radiation fibrosis in the left lung peripherally and linear scarring more centrally . No pleural effusion or acute skeletal findings .
    OUTPUT:
    
Slight decrease in left mid lung opacity , of uncertain etiology . Consider additional followup chest x-ray in four weeks to assess for resolution . If persistent , CT may be helpful for further characterization . This recommendation has been entered in the radiology communications dashboard on ___ .