Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Pulmonary vascular congestion and pulmonary edema are mild . A small right pleural effusion was present on the prior study , with fluid now tracking into the minor fissure on the right . A small left pleural effusion is new . An opacity in the right base is new from the immediate prior study and may represent mildly asymmetric pulmonary edema , although an early infectious process could be considered in the proper clinical setting . There is no pneumothorax .
    OUTPUT:
    
1 . Mild pulmonary edema with small bilateral pleural effusions . 2 . Right basilar opacity may represent asymmetric pulmonary edema or infectious process in the proper clinical setting . 3 . No pneumothorax .