37-year-old Colombian male with mass in the anterior region of the neck. Initial ultrasonography and computed tomography (CT) scan showed a large solid mass (67 × 20.7 mm), dependent on the thyroid isthmus. Total thyroidectomy (TT) was performed. The latest pathological and immunohistochemical findings showed a mesenchymal neoplasm compatible with primary thyroid leiomyoma.
Supplementary information: The online version contains supplementary material available at 10.1007/s12070-023-04356-2.
Keywords: Case Report; Leiomyoma; Surgery; Thyroid.
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