What are the possible complications/ hazards of embolization?

The incidence of complication is 4% and half of these only have permanent neurological damage.

  1. Cranial Nerves palsies including blindness: more common with small particle.
  2. Stroke due to unrecognized spread of emboli
  3. Hemorrhage due to vessel perforation or tissue necrosis (radiation induced)
  4. Specific to meningioma : Intratumoural hemorrhage c(in 24-36 hrs after embolization), Delayed artery-venous shunting
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