title: [Clinical observation of neck swelling--metastatic neck mass].
mesh_terms: D006258:Head and Neck Neoplasms; D006801:Humans; D007573:Jaw Neoplasms; D007822:Laryngeal Neoplasms; D008207:Lymphatic Metastasis; D009062:Mouth Neoplasms; D009303:Nasopharyngeal Neoplasms; D009669:Nose Neoplasms; D010255:Paranasal Sinus Neoplasms; D010610:Pharyngeal Neoplasms; D013964:Thyroid Neoplasms; D014067:Tonsillar Neoplasms