Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright frontal and lateral views of the chest were provided . DBS implants are noted in the right and left chest wall anteriorly . Lungs are clear without focal consolidation , effusion , or pneumothorax . Cardiomediastinal silhouette appears normal . The imaged osseous structures appear intact .
    OUTPUT:
    
No evidence of pneumonia .