The pterygoid canal, also known as the Vidian canal, is a channel located in the skull. This narrow canal is responsible for transmitting various nerves, arteries, and veins within the skull. There are several synonyms for the pterygoid canal, including the Vidian nerve canal, the vidian canal, canal of pterygoid, and the vidian artery canal. Additionally, some medical professionals may refer to the pterygoid canal as the Vidian canal of Guerini or the Vidian canal of Huguier. No matter which term is used, it is essential to understand the critical role that this canal plays in the anatomy of the skull.