External petrosal nerve

Last revised by Dr Giles Kisby on 15 Jan 2022

The external petrosal nerve is one of the three branches from the geniculate ganglion. It carries sympathetic fibers from the sympathetic plexus surrounding the middle meningeal artery, coursing extradurally laterally to the greater and lesser petrosal nerves on the petrous ridge's anterior surface 3

ADVERTISEMENT: Supporters see fewer/no ads

Cases and figures

  • facial nerve schematic
    Drag here to reorder.
  • Geniculate ganglion (illustration)
    Drag here to reorder.
  • Updating… Please wait.

     Unable to process the form. Check for errors and try again.

     Thank you for updating your details.