- Sub capsular cataract : It occurs at the back of the lens. People with diabetes or those taking high doses of steroid medications have risk for a sub capsular cataract.
- Nuclear cataract : It forms deep in the nucleus of the lens. It usually are associated with aging.
- Cortical cataract : This type of cataract occurs in the lens cortex, which is the part of the lens that surrounds the central nucleus.
Then they are again categorized under :
- Age-related cataracts : As the name suggests, it is develops due to aging.
- Congenital cataracts : This type of cataract commonly found in children as a result of an infection, injury, or poor development before they were born, or they may develop during childhood.
- Secondary cataracts : These develop as a result of other medical conditions, like diabetes, or exposure to toxic substances, , ultraviolet light, or radiation.
- Traumatic cataracts : These form after injury to the eye.
- U. V radiation from sunlight and other sources.
- Continuous use of corticosteroid medications
- Medications used to control cholesterol
- Previous eye injury
- Previous eye surgery
- Hormone replacement therapy
- Significant alcohol consumption
- High myopia
- Family history
- Changes in the way you see color because the discolored lens acts as a filter.
- Problems driving at night such as glare from oncoming headlights.
- Problems with glare during the day.
- Double vision .
- Sudden changes in glasses prescription.
Prevention of Cataracts
Laser Cataract Surgery
- Creating corneal incisions to allow the surgeon access to the lens
- Removing the anterior capsule of the lens
- Fragmenting the cataract.
- Creating peripheral corneal incisions to reduce astigmatism.