Primary papillary carcinoma arising in a thyroglossal duct cyst

초록

The thyroglossal duct is reported to persist in 7% of adults, and a thysoglossal duct cysts are histologically malignant, and 80 % of malignant cases are those of papillary carcinoma of the thyroid. A 31-year-old female with papillary carcinoma of the thyroid originating ina thyroglossal duct cyst is described.