The petrosal vein and its demonstration in the normal vertebral angiogram.
The great variability of the petrosal vein in terms of position, shape, and course was established by vertebral phlebography in 100 normal subjects and by metric studies. Knowledge of this variability is essential to any assessment of phlebographs and adds to the possibility of differentiating between normal and pathological findings.
D001921:Brain / Q000098:blood supply*; D002533:Cerebral Angiography / Q000379:methods; D006801:Humans; D010690:Phlebography / Q000379:methods