In Anton syndrome, cortical blindness occurs, but patients do not notice it. The brain continues to produce images that affected individuals accept as images of the environment and thus fail to see their blindness. Patients often do not consent to treatment because of their lack of insight. What is Anton syndrome? Anton syndrome is characterized … Anton Syndrome: Causes, Symptoms & Treatment
Hydrophthalmos is the term used for enlargement of one or both eyes that is due to impaired aqueous humor outflow. Hydrophthalmos is associated with the congenital form of glaucoma. It is treated surgically. What is hydrophthalmos? The eye is a part of the central nervous system and enables visual impression through receptors and their connection … Hydrophthalmos: Causes, Symptoms & Treatment
Laser coagulation is a common treatment method in ophthalmology. It is used for various diseases of the retina and can reliably prevent them from progressing. What is laser coagulation? Schematic diagram for LASIK eye surgery. Click to enlarge. The term laser coagulation is used by medical professionals to describe a therapeutic method used in ophthalmology … Laser Coagulation: Treatment, Effects & Risks
Pseudoxanthoma elasticum (PXE) is a rare inherited disorder also known as Grönblad-Strandberg syndrome. It primarily affects the skin, eyes, and blood vessels. What is pseudoxanthoma elasticum? The condition pseudoxanthoma elasticum is also called elastorrhexis generalista or Grönblad-Strandberg syndrome. It is a hereditary disorder. The elastic fibers of the connective tissue are affected. Grönblad-Strandberg syndrome manifests … Pseudoxanthoma Elasticum: Causes, Symptoms & Treatment
Muscle-eye-brain disease (MEB) belongs to the disease group of congenital muscular dystrophies, which in addition to severe dysfunction in the muscles also have malformations in the eyes and brain. All diseases of this group are hereditary. Any forms of muscle-eye-brain disease are incurable and lead to death in childhood or adolescence. What is muscle-eye-brain disease? … Muscle-eye-brain Disease: Causes, Symptoms & Treatment
Oculocutaneous albinism type 2 is the most common variant of albinism worldwide, affecting the skin, hair, and eyes. The phenotypic appearance of the disease covers a wide range, from barely visible to complete albinism. Equally variable are the visual impairments associated with this type of albinism. What is oculocutaneous albinism type 2? The main phenotypic … Oculocutaneous Albinism Type 2: Causes, Symptoms & Treatment
Onchocerca volvulus is a nematode that is found in the tropics. The harmful parasite can cause river blindness in humans. What is Onchocerca volvulus? The term “Onchocerca” comes from Greek and translates as “tail” or “hook”. The Latin term “volvulus” means “to roll” or “to turn”. Onchocerca volvulus belongs to the filariae, which form a … Onchocerca Volvulus: Infection, Transmission & Diseases
Gray matter is an important component of the central nervous system and significantly determines its functions. The brain‘s intelligence performance is particularly associated with the gray matter. However, in addition to intelligence, it controls all perceptual processes and motor performance in humans. What is gray matter? The central nervous system is composed of both gray … Gray Matter: Structure, Function & Diseases
A cataract, lens opacity or cataract is an eye disease that can appear in humans, especially in old age. It involves clouding of the lens of the eye. If left untreated, cataracts usually lead to blindness or severe vision problems. Typical first signs of a cataract are spongy and foggy vision and a strong sensitivity … Cataracts: Causes, Symptoms & Treatment
So-called retinal dysplasia is a pathological malformation of the human retina. In most cases, it is a genetic condition. Retinal dysplasia is often manifested by the appearance of gray lines or dots in focus, distortion of areas, or retinal detachment. What is retinal dysplasia? Hereditary retinal dysplasia is based on defective development of the retina … Retinal Dysplasia: Causes, Symptoms & Treatment
Retinitis pigmentosa is a genetically determined degeneration of the retina, in which the photoreceptors of the eyes perish bit by bit and thus in the late course of the disease usually complete blindness occurs. Frequently, this phenomenon is only one symptom of several and, together with the respective accompanying symptoms, forms an entire symptom complex, … Retinitis Pigmentosa: Causes, Symptoms & Treatment
Retinoblastoma is a malignant, mutation-related retinal tumor that occurs primarily in young children and affects both sexes with equal frequency. If diagnosed early and therapy is started, retinoblastoma is curable in most cases (about 97 percent). What is retinoblastoma? Retinoblastoma (also glioma retinae, neuroblastoma retinae) is a malignant (malignant) retinal tumor that usually occurs in … Retinoblastoma: Causes, Symptoms & Treatment
