Snake eyes: facial nerve

Case contributed by Dr Henry Knipe
CT

Typical "snake eyes" appearance of the facial nerve canal with the tympanic segment of the facial nerve adjacent to the labrynthine segment. 

Annotated image

Red dots overlie the facial nerve canal:

  • lateral red dot = tympanic segment of facial nerve
  • medial red dot = labrynthine segment of facial nerve

Case Discussion

Snake eyes refer to the appearance of rolling two "ones" on dice. 

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Case information

rID: 25167
Case created: 10th Oct 2013
Last edited: 5th Sep 2015
System: Head & Neck
Tags: sign, anatomy
Inclusion in quiz mode: Excluded

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