RT Journal Article SR Electronic T1 Endovascular treatment of a pial arteriovenous fistula of a posteroinferior cerebellar artery with a double origin JF Journal of NeuroInterventional Surgery JO J NeuroIntervent Surg FD BMJ Publishing Group Ltd. SP 233 OP 236 DO 10.1136/jnis.2010.003749 VO 3 IS 3 A1 Guimaraens, Leopoldo A1 Casasco, Alfredo A1 Sola, Teresa A1 Cuellar, Hugo A1 Miralbes, Salvador A1 Cambra, Francisco Jose YR 2011 UL http://jnis.bmj.com/content/3/3/233.abstract AB Pial arteriovenous fistulas (pAVF) of the posterior fossa are rare and may present with symptoms secondary to mass effect, venous hypertension or hemorrhage, among others. A case is presented of a previously healthy 2-year-old boy with neurological deficit arising from pAVF of the posteroinferior cerebellar artery. The pAVF was successfully treated with endovascular occlusion.