A rare occurrence of persistent hypoglossal artery and its clinical significance

Persistent hypoglossal artery (PHA) is an embryological vascular variation mostlyoriginating from the internal carotid artery. The presence of PHA has been associatedwith the incidence of some diseases such as cerebral ischaemia, atherosclerosis,and aneurysm. Here, a very rare case of PHA that was discovered incidentally bydigital subtraction angiography in Turkey is reported. Endovascular stenting wasnot performed for this patient. Also, its clinical importance is discussed