[Pneumomediastinography and mediastinoscopy in sequence].
D004724:Endoscopy; D006801:Humans; D008482:Mediastinum / Q000601:surgery*; D008722:Methods; D011012:Pneumomediastinum, Diagnostic; D011859:Radiography; D013896:Thoracic Diseases / Q000000981:diagnostic imaging*
Pneumomediastinografia e mediastinoendoscopia in successione immediata.