Objective To study changes in hemodynamics and hemorheology of central retinal artery (CRA) and optic artery (OA) in patients with central retinal vein occlusion (CRVO).

目的探讨视网膜中央静脉阻塞(CRVO)患者的视网膜中央动脉(CRA)，眼动脉(OA)的血液动力学、血液流变学改变及其相互关系。

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Optic nerve was mainly supported by superior anterior hypophyseal artery.

视神经主要由垂体上前动脉供血，半数有分支沿视神经前行。

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In optic canal, ophthalmic artery went into optic nerve sheath, its branches passed through inferior part of optic nerve.

眼动脉在视神经管内穿行于视神经的硬膜鞘壁内，其分支多行于视神经的腹侧。

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