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。
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。
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。
Conclusions: During the inferior wall of optic canal was incised, the ophthalmic artery should be protected.
结论：视神经管下壁切除时应注意保护眼动脉。
Objective: to provide anatomic data of ophthalmic artery for the decompression of optic nerve.
目的：为视神经减压术提供眼动脉颅内段和眶内段的解剖学资料。
The small branches seen anteriorly to optic chiasma in the chiasmatic cistern were almost always the branches of superior hypophyseal artery.
在视交叉池内，垂体柄前方所见的小动脉几乎均属于垂体上动脉的分支。
Results The blood supply of optic nerve comes mainly from internal carotid, anterior artery and anterior communicating artery.
结果视神经动脉主要来源于颈内动脉、大脑前动脉和前交通动脉。
Results The blood supply of optic nerve came mainly from internal carotid, cerebral anterior artery and anterior communicating artery.
结果视神经动脉主要来源于颈内动脉、大脑前动脉和前交通动脉。
Displacemment or encasement of artery(8 cases)and cranial nerve(21 cases), and optic nerve displasement 3 cases;
颈内动脉受累8例，颅神经受累21例，视神经受累3例；
Displacemment or encasement of artery(8 cases)and cranial nerve(21 cases), and optic nerve displasement 3 cases;
颈内动脉受累8例，颅神经受累21例，视神经受累3例；
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