Halo nevus (also known as 'Leukoderma acquisitum centrifugum,' 'Perinevoid vitiligo,' and 'Sutton nevus':689) is a mole that is surrounded by a depigmented ring or 'halo'. Halo nevus (also known as 'Leukoderma acquisitum centrifugum,' 'Perinevoid vitiligo,' and 'Sutton nevus':689) is a mole that is surrounded by a depigmented ring or 'halo'.