Persistent primitive hypoglossal artery (PPHA) is a rare embryological carotid-basilar anastomosis. Diagnosis is by imaging and computed tomography angiography is the most common methods employed. Herein we present a case of a 51 years-old Indian male, who admitted with midnight nonwitnessed syncope. CT angiogram of the brain revealed a very rare caroto-basilar anastomoses anomaly with PPHA.
Keywords: Computed tomography angiography; Internal carotid artery; Persistent primitive hypoglossal artery.
© 2024 The Authors. Published by Elsevier Inc. on behalf of University of Washington.