[Mediastinoscopy].
D006801:Humans; D008175:Lung Neoplasms / Q000175:diagnosis; D008477:Mediastinal Diseases / Q000175:diagnosis*; D008479:Mediastinal Neoplasms / Q000175:diagnosis; D008482:Mediastinum; D008722:Methods; D013906:Thoracoscopy / Q000009:adverse effects