Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Bilateral pleural effusions are small , if present at all , and unchanged from the immediate prior study . Elevation of the left hemidiaphragm has improved . Numerous nodular opacities and heterogeneously increased vertebral body density are compatible with known widespread metastatic breast cancer . The right chest wall port catheter tip ends at the cavoatrial junction . There is no focal consolidation , pneumothorax , or pulmonary edema . The cardiomediastinal silhouette is within normal limits .
    OUTPUT:
    
Bilateral pleural effusions are small , if present at all .