ABSTRACT
Objective: To enhance the understanding of the diagnosis and treatment of intrathyroidal parathyroid tumor by retrospective review of the medical records of three patinets with intrathyroidal parathyroid tumor. Methods: A retrospective analysis of medical records was conducted for three patients with intrathyroidal parathyroid tumor in Tianjin Medical University Cancer Institute and Hospital between January 2011 and June 2013, and the review of the related literatures was performed. Results: All of the three patients with intrathyroidal parathyroid tumor were females, aged 37 to 56 years; of the three patients, two had parathyroid adenoma, one had parathyroid carcinoma. All patinets did not have hyperparathyroidism. Conclusion: Intrathyroidal parathyroid tumor is very rare. The error in diagnosis is common in clinical practice. Accuracy in positioning and qualitative diagnosis is essential to achieve success in treatment. Copyright © 2014 by TUMOR.