Retinal degeneration can cause blindness.

Retinal degeneration is not blind, should be judged according to the severity of the disease, whether there is active treatment and other factors.

Retinal degeneration can cause adverse effects on eye vision, if the patient's condition is mild, and active treatment, it can control the progression of the disease, improve clinical symptoms, usually does not cause blindness. However, if the patient's condition is serious, and not treated in time, it will cause blindness.

Therefore, when the patient has retinal degeneration, it should be treated in time, during the treatment period, alcohol is prohibited, and nutrition is balanced.