[Significance of mediastinoscopy in determining the extent of lung cancer].
D000328:Adult; D004724:Endoscopy; D006801:Humans; D008175:Lung Neoplasms / Q000175:diagnosis* / Q000601:surgery; D008207:Lymphatic Metastasis / Q000175:diagnosis*; D008482:Mediastinum; D008875:Middle Aged
Znachenie mediastinoskopii v opredelenii rasprostranenosti raka legkogo.