NEURO: Extra-axial masses

Playlist contributed by Chris Newman
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Extra-axial masses

Hemisphere:

  • Solid =┬áMeningioma;┬áMetastasis; Lymphoma; Haemangiopericytoma
  • Cystic/Fluid = Arachnoid cyst; Epidermoid cyst; Extra-axial blood collections/empyema

Clival/prepontine cistern:

  • Midline = Chordoma; Meningioma; Metastasis
  • Paramidline = Chondrosarcoma

CPA mass:

  • Vestibular Schwannoma (extends into IAC); Meningioma; Metastasis; Epidermoid cyst; arachnoid cyst.

Other extra-axial masses:

  • Aneurysms