Research Article

Anatomy of the Facial Nerve at the Condylar Area: Measurement Study and Clinical Implications

Figure 1

Reference lines and establishment of the condylar area. Tg: tragus; Al: ala of nose; El: lowermost point of earlobe; TA line: the line travelling between Tg and Al; V2: the line 2 cm anterior to the Tg and perpendicular to the TA line; T1: the point 1 cm anterior to the Tg on the TA line; T4: the point 4 cm anterior to the Tg on the TA line.