salivary fistula

例句：

1. 1. A patient with a salivary fistula may experience pain and swelling around the mouth.
   一个患有唾液瘘管的患者可能会在口腔周围感到疼痛和肿胀。
2. 2. The doctor discovered the patient's salivary fistula and treated it immediately.
   医生发现了患者的唾液瘘管并立即进行了治疗。
3. 3. The patient was referred to a specialist for further evaluation of their salivary fistula.
   患者被转介给专家，以进一步评估他们的唾液瘘管。