Pterygoid canal

The pterygoid canal (also vidian canal) is a passage in the sphenoid bone of the skull leading from just anterior to the foramen lacerum in the middle cranial fossa to the pterygopalatine fossa.

Pterygoid canal
Base of skull. Inferior surface. (Sphenoid is yellow.)
Sphenoid bone. Anterior and inferior surfaces. (Pterygoid c. labeled at center left.)
Arteryartery of the pterygoid canal
Nervenerve of pterygoid canal
LatinCanalis pterygoideus
Anatomical terminology


The pterygoid canal runs through the medial pterygoid plate of the sphenoid bone to the back wall of the pterygopalatine fossa.


It transmits the nerve of pterygoid canal, (Vidian nerve), the artery of the pterygoid canal (Vidian artery), and the vein of the pterygoid canal (Vidian vein).

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