title: The nidus concept of spinal cord arteriovenous malformations. A surgical recommendation based upon angiographic observations.
mesh_terms: D000792:Angiography; D001164:Arteriovenous Fistula / Q000151:congenital*; D001165:Arteriovenous Malformations / Q000000981:diagnostic imaging / Q000601:surgery; D006801:Humans; D008722:Methods; D013116:Spinal Cord / Q000098:blood supply* / Q000601:surgery*