title: Two cases of cystic lymphangioma of the neck with mediastinal involvement.
mesh_terms: D006258:Head and Neck Neoplasms; D006391:Hemangioma; D006801:Humans; D018191:Lymphangioma, Cystic; D008479:Mediastinal Neoplasms; D008482:Mediastinum; D009333:Neck; D009362:Neoplasm Metastasis
keywords: MEDIASTINUM/tumors; NECK/tumors; TUMORS/angioma; TUMORS/metastases