Simultaneous Papillary Carcinoma in Thyroglossal Duct Cyst and Thyroid

Figure 2

Thyroglossal duct cyst carcinoma. (a) and (b) Low power view of the cyst containing the papillary carcinoma (HE, 40x). (c) The papillae were sometimes edematous (HE, 40x). (d) The tumor had papillae, but also some follicles (HE, 100x). (e) Nuclei with pseudoinclusions (arrow) and ground glass appearance (stars) (HE, 400x). (f) Nuclear pseudoinclusion (HE, 400x). (g) Nuclear pseudoinclusion (arrow) (HE, 1000x). (h) Nuclear groove (arrow) (HE, 1000x).

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