Diagnosis and treatment of parathyroid carcinoma: 9 cases report and literature review

To investigate the diagnosis and surgical treatment of parathyroid carcinoma. The clinical data of 9 cases of parathyroid carcinoma treated from January 1967 to December 2009 was analyzed retrospectively with the review of related Chinese literatures. Parathyroid carcinoma accounted for 8.9% (8/90) of all patients with primary hyperparathyroidism in our hospital, and the other one case was transferred from another hospital. Of the patients, 8 cases were found with primary hyperparathyroidism. Primary surgery was carried out with small incision: 5 patients underwent en bloc resection, among which, 3 cases received central lymph node dissection; 2 patients received simple parathyroidectomy; one case underwent palliative tumor resection. The case from another hospital received subtotal thyroidectomy. Considering preoperative, intraoperative data and frozen sections pathology, all patients were diagnosed as parathyroid carcinoma. Nine patients were followed-up for 1 - 14 years, no recurrence occurred, and the pat