结论：舌动脉舌骨舌肌段是行口外舌动脉结扎最理想的部位。
Conclusion: the most suitable position to ligate lingual artery is the hyoglossus segment.
目的回顾性分析颌面部淋巴结外病变影响舌骨上颈动脉间隙的CT表现特点。
Purpose To analyze retrospectively the CT features of various maxillofacial lesions (except cervical lymph nodes) affecting the hyperhyoid carotid space.
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