Meckel's cave

Meckel's cave, also known as trigeminal cave or Meckel's cavity, is a cerebrospinal fluid-containing arachnoidal pouch protruding from the posterior cranial fossa and houses the trigeminal ganglion.

Gross anatomy

Relations

Meckel's cave is situated at the posterolateral aspect of the cavernous sinus on either side of the sphenoid bone. Medial to the ganglion in Meckel's cave is the internal carotid artery in the posterior portion of the cavernous sinus. Inferior is the motor root of the trigeminal nerve and the apex of the petrous temporal bone with the internal carotid artery travesering the carotid canal

Related pathology

There are many lesions of Meckel's cave:


Neuroanatomy
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Article Information

rID: 13218
Section: Anatomy
Tags: refs, cases
Synonyms or Alternate Spellings:
  • Trigeminal cave
  • Meckel’s cavity
  • Meckel cavity
  • Meckel cave
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    Figure 1: Meckel’s cave
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