Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The right lung is clear . Left lung postsurgical changes including stable left - sided volume loss , a left apical suture line , and tenting of the left hemidiaphragm indicate prior left upper lobectomy . The cardiomediastinal silhouette is stable . There is no pneumothorax . A small right and small to moderate left pleural effusion are unchanged .
    OUTPUT:
    
Stable small right and small to moderate left pleural effusions .