Rotational vertebral artery occlusion secondary to completely extraosseous vertebral artery
نویسندگان
چکیده
منابع مشابه
Rotational vertebral artery occlusion at C1-C2.
Compromise of blood flow in the vertebral arteries associated with head rotation is generally considered an uncommon cause of vertebrobasilar insufficiency. It can occur at virtually any level of the cervical spine. We present two cases of transient total occlusion of the left vertebral artery at the atlantoaxial joint during head rotation to the right. In one case, the contralateral vertebral ...
متن کاملRotational vertebral artery occlusion: mechanisms and long-term outcome.
BACKGROUND AND PURPOSE To elucidate the mechanisms and prognosis of rotational vertebral artery occlusion (RVAO). METHODS We analyzed clinical and radiological characteristics, patterns of induced nystagmus, and outcome in 21 patients (13 men, aged 29-77 years) with RVAO documented by dynamic cerebral angiography during an 8-year period at 3 University Hospitals in Korea. The follow-up period...
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متن کاملVertebral Artery Occlusion Following Hyperextension
Vertebral Artery Occlusion Following Hyperextension and Rotation of the Head • This is a case report of a lateral medullary syndrome of Wallenberg following occlusion of one vertebral artery and stenosis of the opposite artery precipitated by combined motion of hyperextension, rotation, and lateral flexion of the head within physiological limits. Sufficient duration of such head position appear...
متن کاملOcclusion of the Vertebral Artery.
The angiographic demonstration of an occluded vertebral artery in a patient with a brain-stem syndrome was first reported by Riechert in 1952, and similar cases have been described by various authors subsequently. The common site of the vertebral occlusion was in the area between the arch of the atlas and the junction of the vertebral arteries. Since routine brachial angiography has been initia...
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ژورنال
عنوان ژورنال: Journal of Vascular Surgery Cases and Innovative Techniques
سال: 2019
ISSN: 2468-4287
DOI: 10.1016/j.jvscit.2018.09.006