Fig. 2
From: Intravascular embolization versus surgical resection for patients with scalp arteriovenous fistula
a–c sAVF having feeders from the markedly dilated bilateral occipital artery and superficial temporal artery, which drain into a tortuous superficial scalp vein. d–f After Onyx-18 liquid embolic material filling, almost occlusion of the fistulous connections