Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral images of the chest demonstrate well expanded lungs , which are generally clear . There are bilateral pleural effusions seen on the lateral but not on the frontal views . The retrocardiac opacity previously visualized has resolved . The chest radiograph is otherwise unchanged . There is no pneumothorax . Cardiomediastinal silhouette is unremarkable .
    OUTPUT:
    
Bilateral pleural effusions . Resolution of previously visualized retrocardiac opacity . These findings were made at 10 :48 a .m . on ___ and were communicated to the patient 's primary team at 10 :53 a .m . on ___ by telephone .