| Common Trunk Anomalies Associated with Hemifacial Spasm |
| Seonhye Kim, Jae Wook Ryoo, Dae Seob Choi, Jae Min Cho, Kyusik Kang, Hee Young Kang, Ki-Jong Park, Nack-Cheon Choi, Oh-Young Kwon, and Byeong Hoon Lim |
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| Copyright © 2008 The Korean Society of Clinical Neurophysiology |
| This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium,
provided the original work is properly cited. |
| ABSTRACT |
Background: The compression of 7th cranial nerve by arteries is one of the various causes of hemifacial spasm (HFS).A few previous studies were revealed the relation between the compression of 7th cranial nerve and common trunkanomaly. We evaluated the common trunk anomalies in patients with HFS using MRI and MRA.
Methods: From January 2001 to December 2005, 41 consecutive patients (9 men, mean age 54.5 |
| Key words:
Hemifacial spasm, facial nerve, cerebral angiography |
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