This group of spinal vascular disorders includes spinal dural arteriovenous fistulas (DAVFs), spinal arteriovenous malformations (AVMs), cavernous malformations and spinal artery aneurysms. This ...

Less commonly, there is an abnormal connection between the spinal fluid (usually from a cyst of the dura surrounding a nerve root) and a vein next to it called a fistula. Either way, when it leaks ...