Subarachnoid FLAIR hyperintensity

Dr Avni K P Skandhan and Radswiki et al.

There are a wide range of causes for subarachnoid FLAIR hyperintensity, both pathological and artifactual. 

Differential diagnosis

Pathological causes
Artifactual causes

Article information

rID: 13419
Section: Gamuts
Synonyms or Alternate Spellings:
  • Subarachnoid FLAIR high signal
  • Differential diagnosis for subarachnoid FLAIR hyperintensity

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Cases and figures

  • Case 1
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  • Case 2: moyamoya
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  • Case 3: ruptured dermoid cyst
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  • Subtle T2 hyperin...
    Case 4: acute right MCA occlusion
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  • Case 5: leptomeningeal spread from breast cancer
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  • Case 6: subarachnoid FLAIR vascular hyperintensities
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