A
This content is also available in: Español (Spanish)
This content is also available in: Español (Spanish)Retinitis pigmentosa (RP) is the most common of a large group of progressive retinal degenerations or dystrophies [i.e., degenerative disorders]. There is considerable overlap among the various types. It usually refers to a group of hereditary conditions involving one or several retina layers, causing progressive degeneration. What Causes […]
This content is also available in: Español (Spanish)What Is Retinoblastoma? Retinoblastoma is the presence of rapidly growing, immature cells accumulating into a malignant tumor (cancer) in the retina, which is the thin, light-sensitive nerve tissue lining the back of the eye. The lone cause of retinoblastoma is a mutated genetic code in the nerve cells […]
This content is also available in: Español (Spanish) What Is Retinopathy of Prematurity? Retinopathy of prematurity (ROP) is a retina disease that can occur in premature babies. The retina is the thin, light-sensitive tissue that lines the inside surface of the eye. Cells in the retina convert incoming light into electrical impulses. The optic nerve […]
This content is also available in: Español (Spanish)What Is Stargardt’s? Stargardt Disease (Stargardt’s) is an inherited, juvenile form of macular degeneration. A genetic mutation causes protein to block the passing of nutrients and waste to and from the macula. The macula, or central portion of the retina, and its “cone” photoreceptor cells are adversely affected. The […]
This content is also available in: Español (Spanish)What Is Strabismus? Strabismus is a condition in which the eyes are directed toward different points simultaneously, occurring either constantly or intermittently. Strabismus occurs when eye muscles are not working together properly; one or more of the six ocular (eye) muscles may be ineffective, out of place, too […]
This content is also available in: Español (Spanish) What Is a Stroke? A stroke is an episode of decreased blood flow to the brain’s tissues. This decreased blood flow can be caused by a blockage in a blood vessel (an ischemic stroke) or damage to a blood vessel that causes bleeding from the blood vessel […]
This content is also available in: Español (Spanish)Sturge-Weber Syndrome is a set of related attributes caused by a sporadic genetic mutation (non-hereditary) and typically characterized by the eye condition known as glaucoma as well as a “port-wine stain” (pinkish or reddish birthmark) on one side of the face (usually covering at least one eyelid and […]