https://www.selleckchem.com/pr....oducts/ionomycin.htm
Spinal dural arteriovenous fistulas (AVFs) have been categorized on the basis of the Anson and Spetzler classification into 4 types. Type I is the most common type and describes an abnormal connection between a radicular artery at the nerve root sleeve and an intradural draining vein. This communication results in progressive dilatation and mass effect from the draining vein experiencing arterial pressures without intervening arterioles. In this patient, preoperative angiography showed a type I dural AVF. A laminoplasty was performed
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