Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . There are trace bilateral pleural effusions . The lungs are clear of focal consolidation . The cardiomediastinal silhouette is within normal limits . There is no visualized pneumomediastinum . Hypertrophic changes are seen in the spine without acute osseous abnormality . No free air seen below the diaphragm .
    OUTPUT:
    
Trace bilateral effusions otherwise , no acute cardiopulmonary process .