Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Two frontal images of the chest demonstrate well - expanded lungs that are clear . The cardiomediastinal silhouette is unremarkable . There is no pneumothorax or pleural effusion . There is cervical fixation hardware noted along the cervical spine . Otherwise , osseous structures are unremarkable .
    OUTPUT:
    
Essentially normal chest radiograph with no evidence of pneumonia .