Diagnostic anterior mediastinotomy.
D001706:Biopsy; D006801:Humans; D008171:Lung Diseases / Q000175:diagnosis*; D008175:Lung Neoplasms / Q000175:diagnosis; D008477:Mediastinal Diseases / Q000175:diagnosis*; D008479:Mediastinal Neoplasms / Q000175:diagnosis; D008482:Mediastinum / Q000601:surgery*; D008722:Methods; D010995:Pleural Diseases / Q000175:diagnosis*; D010997:Pleural Neoplasms / Q000175:diagnosis