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. DOI: 10.1097/00004728-198805000-00027.Peer-Reviewed Original ResearchTortuous vertebral arteryInferior cerebellar arteryHemifacial spasmVertebral arteryFacial nerveBrain stemCerebellar arteryAnterior inferior cerebellar arteryPosterior inferior cerebellar arteryInternal auditory canalRoot exit zoneMagnetic resonance (MR) appearanceVertebrobasilar systemCochlear arteryAuditory canalVascular loopsArterySpasmOrbicularis muscleNerveExit zoneFacial musclesResult of compressionMusclePatients