Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Bilateral pleural effusions are worse on the right , where there may be loculation . No new focal consolidation or pneumothorax . Cardiomediastinal silhouette is unchanged . A device projecting over the left heart border is presumably external to the patient .
    OUTPUT:
    
Possible right - sided loculated pleural effusions , which would have developed since ___ . If necessary , CT may be useful for further characterization .