Cavernous hemangioma, also called cavernous angioma, cavernoma, or cerebral cavernoma (CCM) (when referring to presence in the brain) is a type of benign vascular tumor or hemangioma, where a collection of dilated blood vessels form a lesion. Because of this, blood flow through the cavities, or caverns, is slow. Additionally, the cells that form the vessels do not form the necessary junctions with surrounding cells. Also, the structural support from the smooth muscle is hindered, causing leakage ...
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