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. 2019 Mar 31;53(1):2–7. doi: 10.5115/acb.19.147

Table 1. Topographic relationship between the SON/STN and each landmarks.

Supraorbital nerve Supratrochlear nerve Relationship
Horizontal distance HSON HSTN HSON–HSTN
13.7±2.1 (11.4–19.9) 6.4±2.1 (4.4–10.8) 7.3±2.1 (3.6–11.3)
Vertical distance VSON VSTN VSON–VSTN
17.5±3.1 (13.0–25.7) 13.0±2.7 (9.1–18.6) 4.5±2.3 (0.3–11.0)
Linear distance LASON LBSON LASTN LBSTN
22.2±3.0 (18.2–28.9) 34.0±2.7 (30.8–39.4) 14.5±1.9 (10.9–17.7) 36.9±2.5 (32.2–42.3)

SON, supraorbital nerve; STN, supratrochlear nerve.