Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest are compared to previous exam from ___ . The lungs are clear . Pulmonary vasculature appears normal . Costophrenic angles are sharp . Cardiomediastinal silhouette is within normal limits . Osseous structures are again notable for lower cervical laminectomies with posterior spinal fixation hardware in place .
    OUTPUT:
    
No evidence of failure or consolidation .