Radiat Oncol J.  2021 Jun;39(2):145-151. 10.3857/roj.2020.01060.

Intrathyroidal parathyroid carcinoma: a case report and literature review

Affiliations
  • 1Department of Radiation Oncology, National Institute of Oncology, Rabat, Morocco
  • 2Faculty of Medicine, Mohammed V University, Rabat, Morocco
  • 3Équipe de Science de la Matière et du Rayonnement, Department of Physics, Mohammed V University, Faculty of Science, Rabat, Morocco

Abstract

Parathyroid carcinoma is an uncommon endocrine malignancy comprising 0.5%–2% of patients with primary hyperparathyroidism. The probability of an intrathyroidal location is low (0.2%) and make preoperative suspicion and diagnosis challenging. Less than 20 cases of intrathyroidal parathyroid carcinoma have been reported. We introduce a case of intrathyroidal parathyroid carcinoma mimicking a suspicious thyroid nodule, and review the literature, with a focus on the role of adjuvant radiotherapy.

Keyword

Intrathyroidal parathyroid carcinoma; Thyroidectomy; Adjuvant radiotherapy; Volumetric-Modulated arc therapy
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