Abstract:Abstract: Objective To discuss the operating skill of difficult thyroidectomy by endoscopic through areola. Methods Retrospective analysis of 192 cases of difficult thyroidectomy by endoscopic through areola approach from January 2010 to January 2018, combined with the surgeon’s experience. Results 8 cases were converted to open surgery because of difficulties of hemostasis during the operation and the over depth or large of the tumor, and other reasons; The average operation time was (126.8 ± 7.6) min, the mean intraoperative blood loss was (102.3 ± 2.6) ml; Transient hypocalcemia occurred of 18 cases, hoarseness occurred of 9 cases (6 cases recovered after 2 months, 3 cases have not recovered after half a year). Conclusion The difficult thyroidectomy by endoscopic through areola is safe and reliable, but the anatomy of thyroid gland and endoscopic technique must be fully mastered.