Heterochromia is an extremely rare defect that affects approximately 1 percent of the population. It consists of a different position of the dye on at least two parts of the iris of one eye or a different color of the eyes. Heterochromia is not bothersome and does not cause visual impairment. Find out what the types of heterochromia are.

Heterochromiais not alwaysgenetic defect . The person suffering from this disorder may have one eye brown and the other blue, or a purple ring on the hazel iris. Jane Seymour and Dan Ackroyd also have multicolored irises. David Bowie had different colors of iris colors.

There are two types of heterochromia

  • heterochromia iridis - variegation of one iris
  • heterochromia iridium - occurs when both irises have a different color
Worth knowing

Heterochromia is very common in husky dogs.

Heterochromia - causes

Heterochromia is simply a lack of, or a surplus of, melanin pigment. Melanin is a substance that is responsible for the color of not only our eyes, but also our skin and hair. When its amount is disturbed in the iris, the color may be disturbed. The most common causes of heterochromia include:

  • inheritance
  • glaucoma - this disease leads to irreversible changes in the optic nerve and in the retina. As it turns out, medications for glaucoma can lead to disturbances in the color of the iris of the eye
  • neurofibromatosis type 1
  • all kinds of eye damage caused by external factors - blunt eye injuries
  • inflammation of the retina or cornea, tumors and aneurysms

Heterochromia - why do some people have two-colored eyes?

Heterochromia - treatment

Heterochromia is not a serious defect and causes no symptoms. It also has no negative effects on he alth, therefore it does not require any treatment.

The different colors of the irises, especially in the case of iridium heterochromia, although extremely original, can cause complexes in some people. Special colored contact lenses can be used to even out the color of the irises. After choosing the right color, a person with heterochromia can hide their flaw without risking lowering their self-esteem.

Category:

Genetic diseases