Central retinal artery - Wikipedia
The central retinal artery (retinal artery) branches off the ophthalmic artery, running inferior to the optic nerve within its dural sheath to the eyeball.
Retinal Artery Occlusion: Symptoms, Causes, and Treatment - Healthline
2024年4月19日 · Retinal artery occlusion is a blockage in a blood vessel that supplies your retina. It usually occurs suddenly and can cause vision loss without pain.
Central retinal artery: Anatomy and function - Kenhub
2023年11月3日 · The central retinal artery (Zinn’s artery) is a branch of the ophthalmic artery. It provides arterial supply to the inner surface of the eye. Specifically, this artery provides the majority of the retinal arterial supply except for the layer of cones and rods.
Read the Retinal Vasculature Like a Pro - Review of Optometry
2017年2月15日 · Experts describe the causes and contours of congenital arteriovenous anomalies. The retina relies on a well-functioning blood supply to do its precious work without interruption or incident.
Retinal Artery Occlusion - EyeWiki
A symptomatic retinal artery occlusion is an ophthalmic emergency that requires immediate evaluation and transfer to a stroke center. It is an obstruction of retinal blood flow that may be due to an embolus causing occlusion or thrombus formation, vasculitis causing retinal vasculature inflammation, traumatic vessel wall damage, or spasm.
What Is a Retinal Artery Occlusion? - American Academy of Ophthalmology
2024年11月11日 · If a blood clot or cholesterol builds up and blocks blood flow in one or more of your retina’s arteries, it is called a retinal artery occlusion (RAO). This is like having a stroke (when blood flow to the brain is cut off), but in your eye instead of your brain.
Anatomy, Head and Neck, Eye Arteries - StatPearls - NCBI Bookshelf
2023年7月24日 · Central Retinal Artery: It is the first branch of the ophthalmic artery. It is a terminal branch supplying the inner layer of the retina, and its occlusion can cause sudden visual loss. It travels inferiorly and within the optic nerve sheath to …
Blockage of Central Retinal Arteries and Branch Retinal Arteries
The central retinal artery is the main vessel that supplies blood to the retina. This artery can become completely blocked by an embolism or thrombosis (formation of a blood clot in the artery). Blockage may occur in the main artery or in its branches. (See also Overview of …
Central Retinal Artery Occlusion and Branch Retinal Artery Occlusion
Central retinal artery occlusion occurs when the central retinal artery becomes blocked, usually due to an embolus. It causes sudden, painless, unilateral, and usually severe vision loss. Diagnosis is by history and characteristic retinal findings on funduscopy.
Detailed Vascular Anatomy of the Human Retina by Projection
2017年2月10日 · Based on these data, we propose an improved system of nomenclature and segmentation boundaries for detailed 3-dimensional retinal vascular anatomy by OCTA. This could serve as a basis for future...