Demonstration of recurrent laryngeal nerve is very important step in thyroid surgery.It's necessary to know about it's anatomical course and possible anatomical variations.Mono polar cautery is contraindicated at this step.Bi polar cautery may be used to control minor bleeders at this area.Nerve stimulation devices are very helpful to confirm the structure.Good and adequate mobilization of thyroid gland is very essential to search for the recurrent laryngeal nerve at tracheo-esophageal groove.
