1Phitayakom R,McHenry CR. Incidence and location of ec-topic abnormal parathyroid glands [ J]. Am J Surg,2006,191: 418-423.
2Goodman A, Politz D, Lopez J, et al. Intrathyroid parathy-roid adenoma : incidence and location - the case against thy-roid lobectomy [ J ]. Otolaryngol Head Neck Surg, 2011 ,144: 867-871.
3Abboud B,Sleilaty G, Ayoub S, et al. Intrathyroid parathy-roid adenoma in primary hyperparathyroidism : can it be pre-dicted preoperatively? [ J ]. World J Surg, 2007,31:817-823.
4Feliciano DV. Parathyroid pathology in an intrathyroidal posi-tion [J]. Am J Surg, 1992, 164: 496-500.
5Tresoldi S, Pompili G, Maiolino R, et al. Primary hyperpara-thyroidism :can ultrasonography be the only preoperative diag-nostic procedure? [J]. Radiol Med, 2009, 114: 1159-1172.
6G6mez-Hamirez J, Sancho-Insenser JJ, Pereira JA, et al. Im-pact of thyroid nodular disease on "mTc-sestamibi scintigraphyin patients with primary hyperparathyroidism [ J ]. Langen-becks Arch Surg, 2010, 395 : 929-933.
7Johnson NA,Tublin ME, Ogilvie JB. Parathyroid imaging:technique and role in the preoperative evaluation of primaryhyperparathyroidism [ J ]. AJR Am J Roentgenol,2007,188: 1706-1715.
8Marmin C, Toledano M, Lemaire S, et al. Computed tomo-graphy of the parathyroids: the value of density measurementsto distinguish between parathyroid adenomas of the lymphnodes and the thyroid parenchyma [ J ]. Diagn Interv Ima-ging, 2012, 93: 597-603.
9Cheung K, Wang TS,Farrokhyar F, et al. A meta-analysis ofpreoperative localization techniques for patients with primaryhyperparathyroidism [J]. Ann Surg Oncol,2012,19:577-583.
10Yabuta T, Tsushima Y, Masuoka H, et al. Ultrasonographicfeatures of intrathyroidal parathyroid adenoma causing primaryhyperparathyroidism [ J]. Endocr J, 2011, 58: 989-994.