The Gasserian ganglion (trigeminal ganglion) is a sensory ganglion and the site at which the Trigeminal nerve divides into the ophthalmic nerve, maxillary nerve, and mandibular nerve.
Figure
EnlargeAnatomical illustration of the skull base showing the gasserian ganglion and the division of the trigeminal nerve into its three branches. The optic, oculomotor, trochlear, and abducens nerves are also visible. Illustration adapted from Albert Rhoton 2002 Neurosurgery.EnlargeAnatomical drawing of the trigeminal nerve with the trigeminal (Gasserian) ganglion. Figure adapted from Gray's Anatomy, Figure 778.
Clinical relevance
The Gasserian ganglion is of neurosurgical relevance, particularly in Trigeminal neuralgia.
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