title: [Pneumothorax due to metastatic osteosarcoma: report of three cases and review of the literature].
mesh_terms: D000293:Adolescent; D000328:Adult; D001983:Bronchial Fistula / Q000150:complications; D005402:Fistula / Q000150:complications; D006801:Humans; D008175:Lung Neoplasms / Q000150:complications*; D008297:Male; D009362:Neoplasm Metastasis; D012516:Osteosarcoma / Q000150:complications*; D010995:Pleural Diseases / Q000150:complications; D011030:Pneumothorax / Q000209:etiology*