Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear of consolidation or vascular congestion . Cardiomediastinal silhouette is within normal limits for technique . Blunting of posterior costophrenic angles could be due to trace effusions . Mid thoracic vertebroplasty changes are noted . No acute osseous abnormalities are seen . Tubular structure in the right upper quadrant is most likely biliary .
    OUTPUT:
    
No definite acute cardiopulmonary process . Blunting of the posterior costophrenic angles potentially trace effusions .