International Journal of Thyroidology

Fig. 1.

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Fig. 1. Pathology of the surgical specimen from the oophorectomy previously done at another hospital showing malignant struma ovarii. (A) Microscopically, the tumor is composed of variably sized thyroid follicles with colloid (arrow) (Hematoxylin & Eosin staining [HE], ×40). (B) The tumor cells show mild nuclear membrane irregularity and nuclear clearing in some follicles (arrowhead) (H&E, ×200).
Int J Thyroidol 2023;16:184-9 https://doi.org/10.11106/ijt.2023.16.2.184
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