Hemifacial Spasm Caused by a Tortuous Vertebral Artery
Tash R, Kier E, Chyatte D. Hemifacial Spasm Caused by a Tortuous Vertebral Artery. Journal Of Computer Assisted Tomography 1988, 12: 492-494. PMID: 3366969, DOI: 10.1097/00004728-198805010-00027.Peer-Reviewed Original ResearchConceptsTortuous vertebral arteryInferior cerebellar arteryHemifacial spasmVertebral arteryFacial nerveBrain stemCerebellar arteryAnterior inferior cerebellar arteryPosterior inferior cerebellar arteryInternal auditory canalAxial T1-weighted imagesRoot exit zoneT1-weighted imagesMagnetic resonance (MR) appearanceCochlear arteryVertebrobasilar systemAuditory canalVascular loopsArterySpasmOrbicularis muscleNerveExit zoneFacial musclesResult of compression