Figure 2: Extralaryngeal terminal bifurcation of both recurrent laryngeal nerves (RLN). Right (a) and left (b) sides of the same patient. Bifurcation points (*) are located in different (right arterial and left pre-arterial) segments along cervical course of the nerve. ITA: Inferior thyroid artery. AB: Anterior branch. PB: Posterior branch. (*) Bifurcation point. (+) Neuro-vascular (RLN and ITA) crossing