Fascicular sign

Fascicular sign is a finding on T2-weighted MRI images that suggests a lesion of neurogenic origin. It is characterised by multiple small ring-like structures with peripheral hyperintensity representing the fascicular bundles within the nerves.

It is found in various neurogenic tumours, including:

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Article Information

rID: 19091
Section: Signs
Synonyms or Alternate Spellings:
  • Fascicle sign

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Cases and Figures

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    Case 1: fascicular sign in PNST
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