Snake eyes (facial nerve)

Changed by Frank Gaillard, 12 Feb 2017

Updates to Article Attributes

Title was changed:
Snake eyes - facial(facial nerve)
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On coronal cross-sectional imagingSnake eyes is a term used to refer to the appearance of the facial nerve on coronal CT within its canal in the petrous temporal bone classically takes on a "snake eyes" appearance as the tympanic segment doubles back next to the labyrinthine segment adjacent to the cochlea. Anteriorly, these two segments converge at the geniculate ganglion.

"Snake eyes" refers to the appearance of dice when two "ones" or "pips" are rolled (see picture). 

  • -<p>On coronal cross-sectional imaging the <a href="/articles/facial-nerve">facial nerve</a> within its canal in the petrous temporal bone classically takes on a "<strong>snake eyes</strong>" appearance as the tympanic segment doubles back next to the labyrinthine segment adjacent to the cochlea. Anteriorly, these two segments converge at the <a href="/articles/geniculate-ganglion">geniculate ganglion </a>.</p><p>"<a href="http://en.wikipedia.org/wiki/Snake_eyes">Snake eyes</a>" refers to the appearance of dice when two "ones" or "pips" are rolled (see picture). </p>
  • +<p><strong>Snake eyes</strong> is a term used to refer to the appearance of the <a href="/articles/facial-nerve">facial nerve</a> on coronal CT within its canal in the petrous temporal bone as the tympanic segment doubles back next to the labyrinthine segment adjacent to the cochlea. Anteriorly, these two segments converge at the <a href="/articles/geniculate-ganglion">geniculate ganglion</a>.</p><p>Snake eyes refers to the appearance of dice when two "ones" or "pips" are rolled (see picture). </p>

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