Batten disease is the common name for a group of lysosomal storage disorders called neuronal ceroid lipofuscinoses. There are 14 forms of the disease, and they primarily affect the eyes and the central nervous system. The diseases can be classified into four groups: infantile, late-infantile, juvenile, and adult-onset forms. Patients commonly present progressive cognitive and visual impairments, epileptic seizures, and deterio  Read More

Batten-mayou syndrome is an inherited metabolic disorder. It is passed down through families, thereby triggering a genetic mutation in an individual. The batten-mayou syndrome is evident to affect the cell’s competency to break down cellular waste, thereby, eliminating it from the body. When the body is unable to get rid of the sugars, lipids and proteins, they start accumulating, in turn, affecting the nervous system an  Read More

Best vitelliform macular dystrophy is an autosomal dominant genetic form of macular degeneration that usually begins in childhood or adolescence and slowly progresses to affect central vision. The age of onset and severity of vision loss are highly variable. Best vitelliform macular dystrophy is associated with an abnormality in the VMD2 gene.  Read More

Vogt-Koyanagi-Harada disease is a rare disorder of unknown origin that affects many body systems, including as the eyes, ears, skin, and the covering of the brain and spinal cord (the meninges). The most noticeable symptom is a rapid loss of vision. There may also be neurological signs such as severe headache, vertigo, nausea, and drowsiness. Loss of hearing, and loss of hair (alopecia) and skin color may occur along, with whitening (loss of p  Read More