Question?問題：

What is the most common etiology of Ludwig's angina in adults??In children??

成人路德維希咽峽炎最常見原因是什么？兒童呢？

Answer?答案：

Odontogenic infection accounts for 70% of cases. In adults, periapical abscesses between the mandibular molars (teeth #19 & #30) are the most common etiology, while upper respiratory infections account for most cases in children.?

牙源性感染病例占70%。成人中，下頜磨牙（第19和30）根尖周圍膿腫是最常見原因；而上呼吸道感染病例在兒童中占多數(shù)。

參考文獻：

Am J EM. 2021;41:1