HALO MELANOMA

Halo Melanoma


In one study of 475 melanomas, only 2 (0.4%) showed an encircling halo [Arch Dermatol. 2006;142(12):1627-1632.]. Both showed significant regression histologically. In both of those cases and in the one above, the halo was more irregular than in a halo nevus.

Additional Pictures

Side by side comparison of a halo melanoma (left) and a halo nevus (right). Note how the halo on the left is much more irregular and the pigmented lesion atypical as well.
Halo Melanoma Halo Nevus

References

Clinical and Experimental Dermatology 2009;34;747–750

JAAD 2012;67;582–586


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