Unilateral aberrant anatomy of the hypoglossal nerve

ConclusionIdentification, meticulous dissection and preservation of the hypoglossal nerve is essential in lymphadenectomy involving levels I and II. Detailed knowledge of both normal and variant anatomy is fundamental for surgeons, which will allow for identification and protection of important neurovascular structures, thereby minimising surgical morbidity.
Source: Surgical and Radiologic Anatomy - Category: Anatomy Source Type: research