Microvascular decompression for hemifacial spasm: A systematic review of vascular pathology, long term treatment efficacy and safety

摘要

Introduction: Hemifacial spasm (HS) is a rare disorder caused by the compression of facial nerve root exit zone (REZ) at the brainstem by a vascular loop. Microvascular decompression (MVD) is a popular treatment modality for HS.