Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been complete resolution of previously seen pneumonia . There is no remaining or new infiltrates . The lungs are well inflated and clear bilaterally with no focal consolidation , pleural effusions , or evidence of pneumothorax . The cardiomediastinal silhouette is within normal limits . The pleural surfaces are unremarkable . There is mild degenerative changes noted at multiple levels of the thoracic spine .
    OUTPUT:
    
Resolution of previously documented pneumonia .