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. 2023 Feb 28;45(4):389–400. doi: 10.1007/s00276-023-03105-y

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Fig. 10 — Posterolateral triangle (Glasscock, Paullus); Bordered medially by a line drawn between the point where the greater superficial petrosal nerve (GSPN) crosses under the mandibular division of the trigeminal nerve (V3) and the foramen spinosum, laterally; by a line drawn between the foramen spinosum and the geniculate ganglion. Its base is the GSPN