Halo Nevus vs Melanoma
How to tell the difference — key features compared side by side.
Halo Nevus
A halo nevus is a mole surrounded by a symmetrical ring (halo) of depigmented (white) skin. The white ring forms because the body's immune system is attacking and destroying the melanocytes in and around the mole - a process called immune-mediated regression.
Read full guide →Melanoma
Melanoma develops in melanocytes, the cells that produce melanin and give your skin its color. While it accounts for only about 1% of skin cancers, it causes most of skin cancer deaths. The good news: when detected at stage I, the five-year survival rate exceeds 99%.
Read full guide →Does yours look more like halo nevus?
Quick self-check
Does this look like halo nevus? Answer 2 questions.
Is there a symmetrical white ring surrounding the mole?
Does the central mole itself look normal (symmetrical, even color)?
Still not sure?
Our full ABCDE checker evaluates 5 clinical criteria dermatologists use.
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