title: The challenge of preoperative staging in patients with lung cancer.
mesh_terms: D000792:Angiography; D001706:Biopsy; D001999:Bronchoscopy; D006801:Humans; D008175:Lung Neoplasms / Q000175:diagnosis / Q000473:pathology* / Q000601:surgery; D008198:Lymph Nodes / Q000473:pathology; D008207:Lymphatic Metastasis; D008481:Mediastinoscopy; D012129:Respiratory Function Tests; D012882:Skin Tests; D013997:Time Factors