Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal radiograph of the chest demonstrates interval improvement in the previously seen pulmonary edema of the right lung . The left lung , however , remains largely unchanged from the prior study . There is opacification of the left lung base , likely representing left lower lobe atelectasis and pleural effusion . There has been little , if any , interval change since the prior study . The right PICC line is in standard position , terminating in the mid SVC . Median sternotomy wires are unchanged in position since the prior study . There is severe bilateral shoulder degenerative disease , as seen previously .
    OUTPUT:
    
Interval improvement in pulmonary edema of the right lung . Unchanged left lower lung opacification likely representing atelectasis and pleural fluid . Some consolidation can not be ruled out , however there has been no interval change for six days . The above findings were communicated to Dr . ___ by Dr . ___ ___ page at ___ , at the time of discovery .