Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Partially imaged is lower cervical metallic surgical hardware . An azygos lobe is incidentally noted . Mild left base atelectasis is seen . There is no focal consolidation , pleural effusion , or evidence of pneumothorax . The cardiac and mediastinal silhouettes are unremarkable . No radiopaque foreign body is seen , although the cervical metallic hardware obscures the airway in the lower neck .
    OUTPUT:
    
No radiopaque foreign body . Cervical surgical metallic hardware obscures the airway at the lower neck .