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Stylomastoid foramen: Wikis

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Bone: Stylomastoid foramen
Stylomastoid foramen.png
Base of skull. Inferior surface. Pink region is temporal bone, and stylomastoid foramen is in black circle at center of pink region.
Gray141.png
Left temporal bone. Inferior surface. (Stylomastoid foramen is third label from the bottom on the left.)
Latin foramen stylomastoideum
Gray's subject #34 144

Between the styloid and mastoid processes of the temporal bone is the stylomastoid foramen

It is the termination of the facial canal, and transmits the facial nerve and stylomastoid artery.

Clinical Relevance

Bell's palsy can result from inflammation of the facial nerve where it leaves the skull at the stylomastoid foramen. Patients with Bell's palsy appear with facial drooping on the affected side.

Additional images

External links

This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained within it may be outdated.

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