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To examine existing evidence, trends and possible factors that may have affected the incidence of papillary thyroid cancer (PTC) among patients undergoing thyroidectomies in an iodine-sufficient population of Greece. All histology records from the patients who had undergone thyroid surgery at the Department of Surgery Laiko Hospital, Athens, Greece from January 1991 to December 2006 were retrospectively analyzed. Records were placed in a database which included patients' demographics, history, and medical condition, clinical and surgical parameters. One thousand four hundred and twenty-six patients (265 males and 1161 females) had undergone thyroidectomy during the above period of time. All surgeons favoured total thyroidectomy with resection of pro- and paratracheal lymph nodes. Thyroid tumors were classified according to the WHO classification …