Meckel cave

Meckel cave, also known as trigeminal cave, trigeminal cavity, or Meckel cavity, is a cerebrospinal fluid-containing dural pouch in the middle cranial fossa and opening from the posterior cranial fossa that houses the trigeminal ganglion.

Gross anatomy


Meckel cave is situated at the posterolateral aspect of the cavernous sinus on either side of the sphenoid bone. Medial to the ganglion in Meckel 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 petrous apex of the petrous temporal bone with the internal carotid artery traversing the carotid canal

Related pathology

There are many lesions of Meckel cave:

Anatomy: Brain

Anatomy: Brain

Article information

rID: 13218
Section: Anatomy
Tag: refs, cases
Synonyms or Alternate Spellings:
  • Trigeminal cave
  • Meckel’s cavity
  • Meckel's cave
  • Cavum trigeminale

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Cases and figures

  • Figure 1: Meckel’s cave
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  • Figure 2: trigeminal nerve
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