Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since the comparison radiograph , degree of pulmonary vascular congestion , mild , is not worsened . Mild interval increase in interstitial edema . Small bilateral pleural effusions are noted . No pneumothorax . There is rounded contour and asymmetrical enlargement of the left hilum , as well as filling in of the inferior hilar window on the lateral view .
    OUTPUT:
    
1 . Small bilateral pleural effusions . 2 . Increased , assymetric caliber and round contour of the left hilus is concerning for lymphadenopathy . Post CHF treatment radiograph is recommended to exclude vascular engorgement as a cause of this finding . If persistent , contrast - enhanced CT would be recommended .