Radiation Oncology/CNS/Cavernous malformation
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- A cavernous malformation is a vascular malformation composed of sinusoidal vessels without a large feeding artery.
- The primary difference between a cavernous malformation and an AVM is the lower pressure gradient.
- Represent 8-15% of intracranial malformations
- 70-80% are supratentorial.
- 0.25% to 6% annual risk of hemorrhage.
- Pittsburgh, 2002 (1987-2000) - PMID 12015835 -- "Long-term results after stereotactic radiosurgery for patients with cavernous malformations." Hasegawa T et al. Neurosurgery. 2002 Jun;50(6):1190-7.