Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild cardiomegaly is stable . There has been interval development of small bilateral pleural effusions worse on the left . A pneumothorax is not appreciated . The mediastinal silhouette is unremarkable . There is no pulmonary edema .
    OUTPUT:
    
Small bilateral pleural effusions . No pulmonary edema .