Struma ovarii is a rare kind of ovarian teratoma which consists >50% thyroid tissue. It contributes to 2-5% all teratomas. 5-10% teratomas undergo malignant transformation. To date, due its rarity, unpredictable nature and high recurrence rate no consensus have been reached regarding the optimal treatment strategy. Therefore, it prudent highlight this disease management as sharing experiences w...

Malignant struma ovarii (SO) is a rare tumor, and as a consequence, treatments and follow-up procedures are not clearly established. Presented in this study are two cases of suspicious ovarian masses, resected and corresponding to malignant SO on histopathology. Similar to thyroid cancer, we proposed complementary radioiodine therapy ((131)I) after total thyroidectomy (no malignancy was observe...

Context The presence of differentiated thyroid cancer in mature cystic teratomas in the ovaries is rare, and usually incidentally found on surgical pathology specimens. We present a case of simultaneous intrathyroidal thyroid cancer and thyroid cancer within a struma ovarii, presenting specific diagnostic challenges. Case Description A 55-year-old woman had an intrathyroidal, encapsulated 1.2...