Riteketo Congenital glaucoma can occur in families.Secondary glaucoma is usually a side effect of injury or other eye conditions, such as cataracts or eye tumors. Medications, such as corticosteroids, can also cause this type of glaucoma. Eye surgery can rarely cause secondary glaucoma.In some cases, people without increased eye pressure suffer damage to the optic nerve. The cause is unknown. However, extreme sensitivity or lack of blood flow to the optic nerve may be a factor in this type of glaucoma.According to the World Health Organization (WHO), as reported by Healthline , glaucoma is the second leading cause of blindness worldwide. Risk factors for glaucoma include People over 60 years have a higher risk of glaucoma, and the risk of glaucoma increases slightly with age.
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