[ Neurosurgery ] SAH 6

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6 Terms

1
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AVM – treatment indications

High bleeding risk and mass effect.

2
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Cavernous angioma – structure

Sinusoidal vascular channels without intervening neural parenchyma, feeders, or draining veins.

3
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Cavernous angioma – presentation

Seizures (most common), small ICH, mass effect, or incidental.

4
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Cavernous angioma – imaging

Hyperdense lesion on CT with or without calcification, MRI is best with classic popcorn appearance.

5
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Cavernous angioma – treatment

Observation with serial MRI if asymptomatic, surgical excision if symptomatic.

6
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Hypertension in SAH – nature

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