Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiomediastinal silhouette and hilar contours are unchanged from prior study . Again seen is an esophageal stent which appears unchanged in position from prior examination . Visualization is also made of a tracheo - bronchial stent which also appears patent and unchanged in position . Compared to prior study , there is new consolidation of the left lung base which may be atelectatic , however , infection in the correct clinical circumstance can not be excluded . There is redemonstration of a roughly 3 cm mass in the right lung apex with apparent area of internal cavitation , unchanged from prior study . A left - sided infusion port remains unchanged in position . The osseous structures are grossly unremarkable .
    OUTPUT:
    
1 . New left lung base consolidation which is likely atelectatic , however , infection can not be excluded given the correct clinical circumstance . 2 . Esophageal stent and the tracheobronchial stent unchanged in position appearing grossly patent . 3 . Unchanged appearance of likely a cavitary mass in the right lung apex .