RadsMD
Ossicles
Bony Labyrinth
Facial Nerve
 
Mastoid Segment
Posterior Genu
Intracanalicular and Cisternal
Snake eyes
Tympanic Segment
Posterior Genu
Mastoid Segment
Stylomastoid Foramen
Axial CT atlas
Coronal CT atlas
The Facial Nerve (CN7)
The bony canal containing the facial nerve can be followed on axial and coronal CT images. This section provides a basic approach for identifying and tracing the course of the facial nerve through the temporal bone.
 
Intracanalicular Segment
Start with the intracanalicular segment in the anterior superior internal auditory canal (IAC).
 
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