“…Aneurysms of the extracranial carotid artery are extremely rare [3,10,19,24,25]. Atherosclerosis, blunt or penetrating traumas, infections, cystic medial necrosis, fibromuscular dysplasia and congenital anomalies are the most common causes of cervical carotid aneurysms, which occur with decreasing frequencies in the common, internal and external carotid arteries, respectively [8,12,15,26,32].…”