retrotonsillar abscess

例句：

1. 1. He developed a retrotonsillar abscess after a tooth extraction.
   他在拔牙后患上了根尖周脓肿。
2. 2.The patient was admitted to the hospital fortreatment of the retrotonsillar abscess.
   患者因根尖周脓肿被送往医院治疗。
3. 3. The infection spread rapidly, andthe patient needed emergency surgery to remove theretrotonsillar abscess.
   感染迅速扩散，患者需要紧急手术来移除根尖周脓肿。