甲状舌管囊肿可发生在颈正中线自舌盲孔至胸骨切迹任何部位,以舌骨下方球形、无痛性肿物为表现最常见。但表现在舌下肿物者的甲状舌管囊肿罕见。作者治愈1例,现报道如下。患者男,47岁。因说话时舌运动不灵活月余,发现舌下肿物2天,于1991年5月18日收入院。病员于1月前感觉说话时 Thyrogogue lingual cyst may occur in the midline of the neck from the blind hole to any part of the sternal notch to the hyoid hyponatremia, the most common painless mass. However, the performance of those with lingual mass of thyroglossal cyst is rare. The author cured in 1 case, are reported below. Male patient, 47 years old. Due to tongue movement is not flexible for more than a month, found that sublingual two days, in May 18, 1991 income hospital. When the patient feels talking before January