What are Chorioretinal lesions?
In summary, chorioretinal lesions were found not to be uncommon among patients with CGD. The lesions included RPE atrophy or pigment clumping and are similar to previous descriptions. We also found ischemia of the peripheral retina, neovascularization, and macular edema, which had not been previously reported.
What is Chorioretinal inflammation?
Chorioretinitis. This is an inflammatory and exudative condition of the choroid and the retina. When the choroid alone is involved it is called choroiditis. It may be congenital or acquired at any age – particularly in the immunocompromised where it may be the ocular manifestation of severe systemic disease.
What causes Chorioretinal scar?
Chorioretinal scarring is in a high percentage of cases due to congenital infection with Toxoplasma gondii, Herpes simplex virus, Lymphocytic choriomeningitis virus and West-Nile virus.
What is Chorioretinal degeneration?
Chorioretinal heredo-degeneration is defined as a. hereditary, primary, progressive degeneration. affecting the normally developed choroid and. retina.
What is choroidal?
The choroid (pronounced “CORE-oyd”) is a spongy layer of blood vessels that lines the back wall of the eye between the retina and the sclera (or the white part of the eye). It plays an important role in delivering oxygen and nutrients to the outer half of the retina.
What is central serous Chorioretinopathy?
Central serous choroidopathy is a disease that causes fluid to build up under the retina. This is the back part of the inner eye that sends sight information to the brain. The fluid leaks from the blood vessel layer under the retina. This layer is called the choroid.
What causes birdshot Chorioretinopathy?
The exact cause of birdshot is unknown but it is thought to be an autoimmune disease. An autoimmune disease is when the body’s immune system gets confused and begins to attacks its own tissues.
What is chorioretinal coloboma?
Congenital lesion, characterized by absence of normal retina, RPE and choroid.
Can CMV cause blindness?
Cytomegalovirus (CMV) retinitis is a viral eye infection. It can be serious and even cause blindness.
How is chorioretinitis diagnosed?
Diagnosis. In general, the diagnosis of chorioretinitis is based on direct examination of active chorioretinal inflammation and/or by detection of leukocytes in the vitreous humor on ophthalmic examination.
What is diffuse chorioretinal atrophy?
Diffuse chorioretinal atrophy is a vision-threatening complication of high myopia where best-corrected visual acuity gradually worsens with foveal involvement. East Asia is experiencing an unprecedented rise in high myopia, which is defined by a refractive error of worse than −6 diopters (D).
Is choroidal nevus cancerous?
Most choroidal nevi remain benign (non-cancerous) and have no symptoms. However, occasionally, a nevus can transform into uveal melanoma. The rate of choroidal nevi transforming into melanoma is estimated at approximately 1 in 9000 per year.
What does chorioretinal mean?
medical Definition of chorioretinal. : of, relating to, or affecting the choroid and the retina of the eye. chorioretinal burns. chorioretinal lesions.
Are sclerotic lesions cancerous?
A sclerotic lesion is an unusual hardening or thickening of your bone. They can affect any bone and be either benign (harmless) or malignant (cancerous). In general, they’re slow-growing. Both benign and malignant sclerotic lesions are usually classified by their number and size: than cancerous ones and tend to be smaller as well.
What are cerebellar lesions?
Cerebellar lesions are areas of tissue in the cerebellum that have been damaged by a traumatic brain injury or a disease. They typically cause problems with coordinated movement, vision, and cognitive functions.
What is a lesion on the retina?
Retinal lesions are tumours that form in the eyes. They are treated with radiation therapy. The most common eye lesion is choroidal nevus, a benign growth that forms at the back of the eyes when pigment cells accumulate. Its development is associated with some systemic conditions, such as choroidal neurofibroma.