American Journal of Neuroradiology, Vol 14, Issue 1 34-36, Copyright © 1993 by American Society of Neuroradiology
ARTICLES |
MRA delineation of the vertebral-basilar system in patients with hemifacial spasm and trigeminal neuralgia
RD Tien and RH Wilkins
Department of Radiology, Duke University Medical Center, Durham, NC 27710.
Detailed depiction of the vertebral-basilar system is often obscured by other vascular structures on the MR angiogram. A special MR angiography technique that can better delineate the branches of the vertebral- basilar system has been designed and has proved particularly useful in the identification of tortuous vascular branches when they come in contact with the seventh or fifth cranial nerves.