Microvascular decompression for trigeminal neuralgia caused by persistent trigeminal artery associated with craniosynostosis: A case report

Persistent trigeminal artery (PTA) is a rare arterial anastomosis between the basilar artery (BA) and internal carotid artery (ICA). It plays an indispensable role in a number of neurological disorders, including trigeminal neuralgia (TN).