Primary retinal pigment degeneration

Primary pigmentary degeneration of retina is a relatively common type of blanket-retinal degeneration. It is a group of hereditary retinal degenerative diseases that are manifested by the loss of sexy photocells and pigment epithelium. It is a relatively common blanket-retinal degeneration, and it is also a common blinding eye disease worldwide. The disease usually starts in early childhood or adolescence, and the symptoms increase during adolescence, the visual field gradually shrinks, and in middle or old age, macular involvement leads to central vision loss, or even severe disorders and blindness. There are also a small number of patients with late onset, but the vast majority of cases occur before the age of 30. It usually develops in both eyes. Some are also accompanied by diseases of other organs or become one of the symptoms of perinatal syndrome. According to survey data in some areas of China, the prevalence of the population is about 1/3500.