Surgical Treatment of Spinal Extradural Arteriovenous Fistula with Parenchymal Drainage: Report on 5 Cases.

BACKGROUND AND IMPORTANCE:Spinal extradural arteriovenous fistula (SEDAVF) with parenchymal drainage (type A) is a rare clinical entity that causes venous congestive myelopathy. Treatment includes endovascular and open microsurgical interventions. We reviewed the clinical records of patients treated