Deep neck infection is a common and potentially lethal disease.The mortality rate may be up to 40% when it is compli-cated with mediastinitis.

• 摘要深颈部感染是常见且可致死的疾病，尤其若并发纵隔腔炎时，即使给予抗生素治疗，其死亡率仍高达40%25以上。