Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette remains enlarged but unchanged from prior study . Again appreciated is an intra-aortic balloon pump with the tip terminating 5 .2 cm caudal to the aortic knob , in appropriate position . Bilateral widespread parenchymal opacities with perihilar predominance is slightly increased compared to prior study and has progressively increased since ___ compatible with progressive pulmonary edema . Small bilateral pleural effusions are unchanged . There is no pneumothorax .
    OUTPUT:
    
Progressive pulmonary edema . Appropriate position of IABP .