periapical abscess

• 牙根尖周脓肿,尖周脓肿,根尖脓肿

periapical abscess的用法和样例：

例句

1. The patient had a natal cleft and umbilical ulceration and a perianal abscess.
   该患者患有臀沟和脐溃疡以及肛周脓肿。