Intraoperative Pathologic Evaluation of Central Lymph Nodes in Papillary Thyroid Carcinoma

Inclusion Criteria: * patients with unilateral papillary thyroid cancer * no evidence of lymph node metastasis (clinically N0) * performed with Intraoperative pathologic evaluation Exclusion Criteria: * those with a history of neck surgery * those with lateral lymph node metastasis * those with suspected extrathyroidal extension * those in whom Intraoperative pathologic evaluation was not performed