Dr. Pascal Jabbour from Thomas Jefferson University Hospital (Philadelphia) shares this video of a Bow Hunter Syndrome, a rare and unusual case.
A dynamic angiogram was done showing a complete pinching and occlusion of the left vertebral artery at the level of C1-C2 when the patient turns his head to the right and the artery would become patent when the patients turns his head back to the neutral position
...this is known as Bow Hunter Syndrome!
Watch the video :