Cervical mediastinoscopy and mediastinotomy.
D001706:Biopsy; D001999:Bronchoscopy; D004724:Endoscopy; D006801:Humans; D008477:Mediastinal Diseases / Q000175:diagnosis*; D008482:Mediastinum / Q000601:surgery; D008722:Methods; D013896:Thoracic Diseases / Q000175:diagnosis*