Choroid

Choroid
Definition:
The choroid is the layer of blood vessels and connective tissue between the sclera (white of the eye) and retina. It is part of the uvea and supplies nutrients to the inner parts of the eye.
Full article >>>

Choroiditis: An inflammation of the layer of the eye behind the retina, either in its entirely (multifocal choroiditis) or in patches (focal choroiditis). Usually the only symptom is blurred vision.
See also uveitis.
Full article >>>

choroid plexus papilloma (CPP) is a slow-growing tumor (referred to as "benign") and only rarely spreads to other parts of the brain and spinal cord.
Full article >>>

Alternate Names
: Eye Tumor, Malignant Melanoma - Choroid, Malignant Melanoma - Eye, Ocular Melanoma
Definition
Melanoma of the eye is a cancerous tumor in the choroid layer of the eye, which is between the outer layer and the retina.
Full article >>>

Choroid plexus papilloma (WHO grade I) and choroid plexus carcinoma (WHO grade III) are intraventricular papillary neoplasms derived from choroid plexus epithelium.[38] These types of tumors account for 0.4% to 0.
Full article >>>

The choroid is a thin vascular layer between the sclera and the retina that supplies blood to the retina and conducts arteries and nerves to other structures in the eye.
Full article >>>

Choroidopathy. In this condition, fluid accumulates under the retina because of a leaky blood vessel in the choroid, a layer of blood vessels located under the retina.
Full article >>>

In this condition, fluid accumulates in the membrane behind your retina, called the choroid. This fluid seeps in between tissue layers in the retina and causes them to separate, resulting in blurred vision or poor night vision.
Full article >>>

The middle layer is the choroid. The front of the choroid contains eye muscles and the round, colored part of the eye called the iris. In the center of the iris is a circular hole or opening called the pupil. See an illustration of the iris.
Full article >>>

When the retina is separated from the layer beneath the retina that gives it nourishment, called the choroids, this is called retinal detachment. The retina does not work when it is detached.
Full article >>>

Inflammation of the uvea. The uvea is a continuous layer of tissue which consists of the iris, the ciliary body, and the choroid. The uvea lies between the retina and sclera.
Resources:
Books ...
Full article >>>

eye, that consists of four major layers: the outer neural layer, containing nerve cells and blood vessels, the photoreceptor layer, a single layer that contains the light sensing rods and cones, the pigmented retinal epithelium (PRE) and the choroid, ...
Full article >>>


'"/>