Nov 5, 2024 · What is the choroid? The choroid is a part of the uvea, the middle layer of your eyeball’s outer wall. It’s a key supplier of blood to some of your eyes’ most critical structures. The choroid (pronounced “KOR-oid”) also plays a role in how light acts inside your eye, making it a crucial part of how you see the world around you.

The choroid, also known as the choroidea or choroid coat, is a part of the uvea, the vascular layer of the eye. It contains connective tissues, and lies between the retina and the sclera.

What is the choroid? The choroid is the middle layer of tissue in the wall of the eye. It’s found between the sclera (the whites of the eyes) and the retina (the light-sensitive tissue in the back of the eye). This thin layer of tissue is made up almost entirely of blood vessels.

Oct 30, 2023 · The choroid forms part of the vascular layer of the eyeball, along with the ciliary body and iris. It is a thin, pigmented vascular connective tissue layer of the eyeball that extends from the ora serrata to the optic nerve (CN II).

Jul 19, 2023 · Chorioretinitis — a type of posterior uveitis — is inflammation of your retina and choroid. As your choroid supports your retina’s outer layers, inflammation can lead to complications that threaten your vision. Immediate treatment by a healthcare provider is critical.

Jan 22, 2025 · The choroid is a vascular layer of the eye located between the retina and the sclera (the white outer layer of the eye). It is rich in blood vessels and provides oxygen and nutrients to the outer layers of the retina.

Mar 28, 2016 · The part of your eye between the sclera and the retina. The choroid is part of the uvea, and it contains blood vessels and connective tissue.

Apr 27, 2023 · The choroid is the layer of blood vessels and connective tissue between the white of the eye and retina (at the back of the eye). It is part of the uvea and supplies nutrients to the inner parts of the eye.

The Choroid is the posterior part of the vascular coat of the eyeball. It is thicker posteriorly (0.22mm) than anteriorly (0.1mm). It is smooth inner surface in contact with the retinal pigment epithelium of the retina. It has a rough outer surface in contact with the sclera. From outwards to inwards , choroid has 4 layers :-

Jun 1, 2024 · The choroid is a sponge-like vascular connective tissue located between the sclera and the retina and making up the posterior part of the uvea (Fig. 1). In humans, it is about 200 μm thick at birth and decreases to about 80 μm by age 90 years (Ramrattan et al., 1994).