Korean J Otorhinolaryngol-Head Neck Surg.  2013 Jan;56(1):48-52. 10.3342/kjorl-hns.2013.56.1.48.

Radiologic Characteristics in a Case of Facial Nerve with Multisegment Involvement

Affiliations
  • 1Department of Otorhinolaryngology, Yonsei University College of Medicine, Seoul, Korea. ejson@yuhs.ac
  • 2Department of Radiology, Yonsei University College of Medicine, Seoul, Korea.

Abstract

A 47-year-old female patient presented with an acute onset of facial palsy and otitis media on the left side. Temporal bone CT scans revealed an irregularly shaped lesion in the middle ear cavity extending into the mastoid air cells. MRI images confirmed intra- and extra-temporal involvement of the facial nerve schwannoma. The correlation of distinct imaging findings of the facial nerve schwannoma along the course of the facial nerve and anatomical features of the temporal bone is discussed.

Keyword

Facial nerve; MRI; Schwannoma

MeSH Terms

Ear, Middle
Facial Nerve
Facial Paralysis
Female
Humans
Mastoid
Neurilemmoma
Otitis Media
Temporal Bone
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