Halo Nevus is a very common type of skin disorders but is very dangerous also. Halo Nevus are usually seen in young people. Halo Nevus are not dangerous or contagious, but they are sometimes a sign that something is wrong with the skin. Halo nevi may occur in patients with malignant melanoma.

Causes of Halo Nevus

A halo nevus occurs when the immune cells (which normally fight off infection) attack a mole for reasons unknown.
Halo nevi are sometimes seen in people with vitiligo.
Halo nevi may occur in patients with malignant melanoma.
Atypical moles are more common on people with halo nevi. Atypical moles are thought to have an increased risk of turning cancerous.

Treatment of Halo Nevus

While atypical moles are considered to be pre-cancerous (more likely to turn into melanoma than regular moles), so their treatment is very necesary on time. They should be removed.

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