The incidence of cancer and rate of false-negative cytology in thyroid nodules greater than or equal to 4 cm in size

In thyroid nodules greater than or equal to 4 cm, the incidence of carcinoma is high with a high false-negative rate for preoperative benign cytology. Thyroid nodules greater than or equal to 4 cm should be considered for diagnostic lobectomy regardless of FNAB results.