Coloboma of the choroid and retina (often called chorioretinal coloboma) is a birth defect of the back part of the eye. In this condition, there is a missing ...

Nodular unilateral glaucoma is a description, not an official single disease name. It usually means glaucoma in one eye (unilateral) that is caused or worsened ...

Cogan-Reese syndrome is a very rare eye disease. It affects the clear front window of the eye (the cornea), the colored part (the iris), and the fluid-drainage ...

Cerebroretinal microangiopathy with calcifications and cysts is a very rare inherited disease that mainly damages the tiny blood vessels in the brain and the ...

Choroiditis means inflammation in the choroid, which is a thin, rich blood-vessel layer under the retina at the back of the eye. This layer feeds the retina ...

Tapetochoroidal dystrophy is another name that has been used for choroideremia, an inherited eye disease that slowly damages the light-sensing retina and the ...

Choroideremia is a rare eye disease that slowly takes away sight over many years. It mainly affects boys and men because the problem gene is on the X ...

Regional choroidal atrophy and alopecia (also called Moloney syndrome or choroidal atrophy–alopecia syndrome) is a very rare inherited condition. In this ...

Choroidal atrophy–alopecia syndrome is an extremely rare genetic condition in which a person has both damage and thinning of the choroid in the eye and loss of ...

Chorioretinitis is swelling and irritation (inflammation) of two important layers at the back of the eye: the choroid (a layer rich in blood vessels) and the ...

Channelopathy-associated congenital insensitivity to pain is a very rare genetic condition where a person is born unable to feel physical pain, even when the ...

Posterior membrane corneal dystrophy is a rare eye disease that mainly affects the deepest layer of the clear front window of the eye (the cornea) and the thin ...

Endothelial corneal dystrophy is a long-lasting eye disease that mainly damages the inner cell layer of the cornea, called the corneal endothelium. These cells ...

Dystrophy of the corneal endothelium is a long-lasting (chronic) disease of the inner layer of the clear front window of the eye, called the cornea. In this ...

Chandler syndrome is a rare eye disease that affects the clear front window of the eye (the cornea), the colored part (the iris), and the drainage angle where ...

Central serous retinopathy (CSR) is an eye disease where fluid collects under the central part of the retina and makes central vision blurry or distorted. It ...

Central serous choroidopathy, more commonly called central serous chorioretinopathy (CSC), is an eye disease that affects the macula, the central part of the ...

Central serous chorioretinopathy is an eye disease where fluid leaks from tiny blood vessels under the retina (the light-sensitive “camera film” at the back of ...

Central cloudy dystrophy of François (often shortened to CCDF) is a very rare corneal condition where the clear window of the eye (the cornea) develops faint, ...

Central cloudy corneal dystrophy of François (CCDF) is a very rare problem of the cornea (the clear “window” at the front of the eye). In CCDF, doctors see ...