Medical Definition of Thyroglossal cyst
1.
A thyroglossal cyst is a fluid-filled sac that is present at birth and located in the midline of the neck.
A thyroglossal cyst is a result of incomplete closure of a segent of a tube-like structure (the thyroglossal duct) that is present, and normally closes, as the embryo develops.
Synonym: thyrolingual cyst.
(07 Mar 2000)
Lexicographical Neighbors of Thyroglossal Cyst
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