Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . Relatively low lung volumes are noted . There is blunting of the lateral costophrenic angles on the frontal view which may be in part due to overlying soft tissues . Although , there is minimal blunting of one of the posterior costophrenic angles on the lateral view , likely on the right with the other not visualized due to spinal hardware . There is no confluent consolidation or large effusion . Cardiomediastinal silhouette is within normal limits . No acute osseous abnormality is identified . Posterior spinal fixation hardware is seen spanning the mid to lower thoracic spine .
    OUTPUT:
    
Possible trace effusions . Otherwise no evidence of acute cardiopulmonary process .