TY - JOUR T1 - Neonatal giant pial arteriovenous malformation: genesis or rapid enlargement in the third trimester JF - Journal of NeuroInterventional Surgery JO - J NeuroIntervent Surg SP - 151 LP - 153 DO - 10.1136/jnis.2009.000299 VL - 1 IS - 2 AU - C A Potter AU - J Armstrong-Wells AU - H J Fullerton AU - W L Young AU - R T Higashida AU - C F Dowd AU - V V Halbach AU - S W Hetts Y1 - 2009/12/01 UR - http://jnis.bmj.com/content/1/2/151.abstract N2 - A neonate with congestive heart failure at birth due to a nearly holohemispheric pial arteriovenous malformation is described. This occurred despite a normal second trimester prenatal sonogram. Successful treatment of heart failure was achieved by embolization alone. This case demonstrates that hemodynamically significant lesions may arise later or enlarge more rapidly in utero than previously thought. ER -