Symptoms depend on which muscles are affected. For example, when weakness affects muscles of the chest, people may have difficulty breathing. When weakness affects muscles that control the eyes, people may have double vision. Complete muscle weakness causes paralysis.
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.
Choroiditis, also known as posterior uveitis, is a rare, inflammatory eye disease that, according to the National Institutes of Health, only affects about 200,000 people in the United States. The choiroid is the layer of the eye found at the back of the uvea.It is made up of connective tissue and blood vessels.horoiditis, also known as posterior uveitis, is a rare, inflammatory eye disease that, according to the National Institutes of Health, only affects about 200,000 people in the United States. The choiroid is the layer of the eye found at the back of the uvea. It is made up of connective tissue and blood vessels.