Lateral Basal Approach to CPA in Supine No-Retractor Method: Microvascular Decompression for Hemifacial Spasm

Katsuyoshi Shimizu

doi:10.1055/s-0038-1675166

Journal of Neurological Surgery Part B: Skull Base, Table of Contents

CC BY-NC-ND 4.0 · J Neurol Surg B Skull Base 2019; 80(S 03): S318-S319
DOI: 10.1055/s-0038-1675166

Skull Base: Operative Videos

Georg Thieme Verlag KG Stuttgart · New York

Lateral Basal Approach to CPA in Supine No-Retractor Method: Microvascular Decompression for Hemifacial Spasm

Katsuyoshi Shimizu

¹Department of Neurosurgery, Showa University School of Medicine, Shinagawa-ku, Tokyo, Japan

› Author Affiliations

Abstract

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Keywords

more basal approach - interlaminal fatty layer - skull base - hemifacial spasm - microvascular decompression

Fig. 1 Pre- and postoperative MRIs indicate decompression has been successfully done. MRI, magnetic resonance imaging.

Fig. 2 (a) The superficial view after muscle preparation. The bottom of the occipital cranium has been disclosed. (b) The unique surgical corridor of this approach exposing the entire facial nerve tract. OA, occipital artery.

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Figures

Fig. 1 Pre- and postoperative MRIs indicate decompression has been successfully done. MRI, magnetic resonance imaging.

Fig. 2 (a) The superficial view after muscle preparation. The bottom of the occipital cranium has been disclosed. (b) The unique surgical corridor of this approach exposing the entire facial nerve tract. OA, occipital artery.