Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The mediastinum is somewhat widened , and there is a vague opacity noted to be overlying the anterior mediastinum , consistent with the inflammatory phlegmon which was sampled on ___ . There is a small left sided pleural effusion with minimal adjacent atelectasis noted . No pneumothorax , or pulmonary edema is identified . The heart size is normal . No bony abnormalities are detected .
    OUTPUT:
    
Somewhat widened appearance of the mediastinum , with a vague opacification overlying the anterior mediastinum . No evidence of pneumothorax .