Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP view of the chest was examined . There is a decrease in the left pleural effusion , now small in size . There is no pneumothorax . The cardiomediastinal and hilar contours are stable . Again seen is prominence of the pulmonary vasculature , suggesting mild pulmonary edema . There is no focal consolidation concerning for pneumonia .
    OUTPUT:
    
Decrease in size of small left pleural effusion . Mild pulmonary edema .