Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Again demonstrated is left atrial enlargement , not substantially changed in the interval with the overall cardiac silhouette size appearing mildly enlarged . Mediastinal and hilar contours are similar with prominence of the left pulmonary artery . Pulmonary vasculature is not engorged . No focal consolidation is present . Small bilateral pleural effusions are new in the interval . There are no acute osseous abnormalities .
    OUTPUT:
    
Unchanged left atrial enlargement . Small bilateral pleural effusions , new in the interval without pulmonary edema .