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High-intensity facial nerve lesions on T2-weighted images in chronic persistent facial nerve palsy

  • HEAD AND NECK NEURORADIOLOGY
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Abstract

Our aim was to estimate the value of MRI in detecting irreversibly paralysed facial nerves. We examined 95 consecutive patients with a facial nerve palsy (14 with a persistent palsy, and 81 with good recovery), using a 1.0 T unit, with T2-weighted and contrast-enhanced T1-weighted images. The geniculate ganglion and tympanic segment had gave high signal on T2-weighted images in the chronic stage of persistent palsy, but not in acute palsy. The enhancement pattern of the facial nerve in the chronic persistent facial nerve palsy is similar to that in the acute palsy with good recovery. These findings suggest that T2-weighted MRI can be used to show severely damaged facial nerves.

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Received: 13 December 1999 Accepted: 2 May 2000

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Kinoshita, T., Ishii, K., Okitsu, T. et al. High-intensity facial nerve lesions on T2-weighted images in chronic persistent facial nerve palsy. Neuroradiology 43, 388–392 (2001). https://doi.org/10.1007/s002340000385

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  • DOI: https://doi.org/10.1007/s002340000385

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