Multicentric papillary thyroid carcinoma (PTC) is not unusual in patients with PTC. However, its clinical features concerning cancer recurrence and mortality are not well described.
Division of Endocrinology and Metabolism, Department of Internal Medicine, Chang Gung Memorial Hospital, Chang Gung University, Kweishan County, Taoyuan Hsien, Taiwan ROC. einjd@adm.cgmh.org.tw