precommunicating part of posterior cerebral artery

(redirected from P1 segment of posterior cerebral artery)

precommunicating part of posterior cerebral artery

[TA]
portion of posterior cerebral artery proximal to the posterior communicating artery.
Synonym(s): pars precommunicalis arteriae cerebri posterioris [TA], P1 segment of posterior cerebral artery, precommunical segment of posterior cerebral artery