Thyroid Isthmus Agenesis Diagnosed During Total Laryngectomy

Although thyroid gland is a well-known endocrine organ both surgically and medically; it has multiple congenital anomalies seen from rare to common. Various anomalies reported and of these anomalies thyroid isthmus agenesis is very rarely seen. In this article we presented a case of thyroid isthmus agenesis diagnosed during surgery for a total laryngectomy in 52 years of male patient. We discussed the case with associated current literature emphasizing importance of knowing anomalies preoperatively to avoid complications during thyroid surgery.