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The superior hypophyseal artery (arteries) is a branch from the C6 segment of the internal carotid artery. It is usually a single trunk which then divides into many small branches which go on to supply:
It is often replaced with 2 or 3 individual branches.
- Anne G. Osborn, John M. Jacobs "Diagnostic Cerebral Angiography" Wolters Kluwer Health
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