TY - JOUR AU - Kaen, Ariel AU - Cárdenas Ruiz-Valdepeñas, Eugenio AU - Di Somma, Alberto AU - Esteban, Francisco AU - Márquez Rivas, Javier AU - Ambrosiani Fernandez, Jesús PY - 2018 DO - 10.3171/2018.4.JNS173070 UR - http://hdl.handle.net/10668/12976 T2 - Journal of neurosurgery AB - The endoscopic endonasal transpterygoid route has been widely evaluated in cadavers, and it is currently used during surgery for specific diseases involving the lateral skull base. Identification of the petrous segment of the internal carotid artery... LA - en KW - ET = eustachian tube KW - FL = foramen lacerum KW - ICA = internal carotid artery KW - VC = vidian canal KW - VELPPHA = vidian nerve, eustachian tube, foramen lacerum, petroclival fissure, and pharyngobasilar fascia KW - VELPPHA area KW - VN = vidian nerve KW - anatomy KW - carotid artery KW - endoscopic endonasal transpterygoid approach KW - pterygoid process KW - skull base KW - transpterygoid approaches KW - Cadaver KW - Carotid Artery, Internal KW - Dissection KW - Endoscopy KW - Eustachian Tube KW - Humans KW - Nose KW - Petrous Bone KW - Skull Base TI - Refining the anatomic boundaries of the endoscopic endonasal transpterygoid approach: the "VELPPHA area" concept. TY - research article VL - 131 ER -