C6

see Cervical spinal nerve 6

The ophthalmic segment of the internal carotid artery, running from the distal dural ring to the posterior communicating artery (PCOM), can give rise to aneurysms 1).

A 1- or 2-mm segment of naked internal carotid artery lies between the investment of the carotid cistern and the dura of the cavernous sinus.

Ophthalmic artery.

Superior hypophyseal artery.

C6 cancer cell line

see C6 cancer cell line.

1)
Peris-Celda M Da Roz L Monroy-Sosa A Morishita T Rhoton A L Jr Surgical anatomy of endoscope-assisted approaches to common aneurysm sites Neurosurgery 20141001121–144.144; discussion 144