Neurofibromatosis type 1

Case contributed by Dr Ahmed Abdrabou



Patient Data

Age: 45 years
Gender: Male


Bilateral globus pallidus symmetrical foci of hyperintense signal in T2 and FLAIR with slight peripheral hyperintense margins on T1WIs. No diffusion restriction.

Diagnosis: Focal areas of signal intensity (FASI)

Case Discussion

Differentials include

  • carbon monoxide poisoning
  • venous infarction
  • bilateral basal ganglionic glioma
  • primary CNS lymphoma
  • toxoplasmosis

This patient is a known case of neurofibromatosis type 1

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Case information

rID: 22669
Published: 14th Apr 2013
Last edited: 24th Dec 2019
Inclusion in quiz mode: Included

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