Friday, April 10, 2009

Neuroradiology case approach-Haemangioblastoma











Young male with headache
Differentials include

Vein of galen aneurysm-

  • normally presents early
  • straight sinus will be full and dilated
  • multiple flow voids with thrombosis likely
  • Sup sag sinus will also be full
  • DW could show penumbra of restriction
Pilocytic astrocytoma----------possible
  • unusual location
  • Flow voids unusual as it is low grade tumour
  • perilesional oedema possible
Epidermoid---------------------possible
  • No restriction on diffusion
  • normally does not enhance
Pineal gland tumour-------possible
  • usually midline
  • heterogenous enhancement
  • goes to flooor of third ventricle
What we suggested is haemangioblastoma
  • unusual location
  • nodule is typical
  • Bleed not present
  • no oedema usually

Case by Dr MGK Murthy

Teleradiology Providers

1 comment:

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