High patient age, severe disability at admission (mRS score 3-5), presentation of dissection as stroke, and dissection in the intracranial vertebral artery
were significantly more frequent in deceased patients with VAD than in surviving patients with VAD (Table 4).
The diagnosis of vertebral artery
dissection is usually established by MRI, MRA, or CT angiography (6).
injuries are rare, with an incidence of 0.
Chestnut (2004) proposes that until data are available, the ethical, scientific and logical analysis based on current understanding of risk factors, vertebral artery
dissection must be considered a rare, unpredictable event associated with, however not 'caused' by, CSM.
The Durban Metropolitan Vascular Service, with its experience of 17 vertebral artery
injuries managed endovascularly (embolisation and covered stent), yielded a technical success rate of 94%.
stenosis caused by cervical spondylosis: A case report.
This is possible because the circle of Willis receives blood from the basilar artery via the vertebral artery
which comes up from the back and is completely independent of the carotids.
Fluoroscopic image of Penumbra 4MAX DDC in position in a small vertebral artery
(Photo: Business Wire)
The spinal arteries are supplemented by medullary arteries from the vertebral artery
in the cervical region and from intercostal arteries in the thoracic and lumbar region.
Doctors said Hughes died after his vertebral artery
split when hit by the ball, leading to massive bleeding in his brain.
Cricket Australia team doctor Peter Brukner said yesterday the 25-year-old suffered an "incredibly rare vertebral artery
dissection" caused when an 85mph ball hit his neck.
An MRI confirmed the diagnosis, vertebral artery
dissection, and showed that the transient ischemic attack, or mini-stroke, she had experienced as a result had left no lasting brain damage.