Fig. 2From: Persistent trigeminal artery in a patient with posterior circulation stroke treated with rt-PA: case report– Head CT scan showing the PTA, a) volume rendering technique showing PTA anastomosing the left ICA with de the terminal portion of the BA, b) arrow indicating PTA originating from the left ICA, c) arrow showing hypoplastic BA proximal to the anastomosis. IC – internal carotid artery, T – trigeminal artery, B – basilar artery, P – posterior cerebral arteryBack to article page