A thyroglossal duct cyst is a neck mass or lump that develops from cells and tissues remaining after the formation of the thyroid gland during embryonic development.
What is (are) Thyroglossal tract cyst ?
<s>[INST] Answer the question truthfully, you are a medical professional. This is the question: What is (are) Thyroglossal tract cyst ? [/INST] \n A thyroglossal duct cyst is a neck mass or lump that develops from cells and tissues remaining after the formation of the thyroid gland during embryonic development.</s>