![]() ![]() ![]() As they proceed centrally, the ophthalmic division traverses the superior orbital fissure the maxillary division traverses foramen rotundum and the mandibular division traverses foramen ovale. The trigeminal ganglion is enveloped in Meckel’s cave, a dural-based, cerebrospinal fluid-filled cavern that lies adjacent to the posterolateral aspect of the cavernous sinus.įrom rostral to caudal, the peripheral divisions of the trigeminal ganglion are the ophthalmic, maxillary, and mandibular divisions. The trifurcated sensory ganglion of the trigeminal nerve, called the trigeminal ganglion, which means the “three twins,” lies in a low depression (the trigeminal impression) at the apex of the petrous temporal bone. Adam Fisch, in Nerves and Nerve Injuries, 2015 Trigeminal Ganglion and Peripheral Divisions
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