Results: Among the 17 cases there are 4 cases of sublingual lower jaw, 13 cases of lower jaw, 4 cases of false diagnosis.All the cases are cured by extirpating the sublingual gland.

• 结果：17例中，舌下一领下型4例，颌下型13例，误诊5例，所有病例均行手术摘除舌下腺治愈。