Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low with minimal left lower lung atelectasis . There is no consolidation suspicious for pneumonia . There is no pneumothorax or pleural effusion . Mediastinal and cardiac contours are unremarkable . Surgical clips are seen in the neck region , possibly from prior thyroid surgery and this is unchanged since previous exam .
    OUTPUT:
    
There is no evidence of pneumonia .