petrosal vein

pe·tro·sal vein

[TA]
a tributary of the superior petrosal sinus that receives venous channels from the midbrain, pons, and the lateral portions of the anterior lobe of the cerebellum.
References in periodicals archive ?
Venous congestion leading to brainstem masses like lesions seem to be related to the involvement of the right superior petrosal vein, which is connected to the superior petrosal sinus superiorly and to the anterior spinal vein inferiorly.
Since petrosal vein sampling was negative, another source of ACTH was sought.
Surgical transvenous embolization of a carotid-cavernous dural fistula with cortical drainage via a petrosal vein: Two technical case reports.