Results Of the 19 cases, there were 4 cases of sublingual lower jaw, 15 cases of lower jaw, 5 cases of false diagnosis.All the cases were cured by extirpating the sublingual gland.

• 结果19例中舌下-颌下型4例，颌下型15例，误诊5例，所有患者均行手术摘除舌下腺治愈。