MELANOSIS CIRCUMSCRIPTA PRAECANCEROSA (DUBREUILH) - A NON-NEVOID PREMELANOMA DISTINCT FROM JUNCTION NEVUS

[摘要] From histological s tudy of 7 examples of Dubreuilh''s melanosis circumscripta (senile freckle of Hutchinson), it was concluded that this tumor is a precancerous, non-nevoid melanocytoma which is derived from junctional mature melanocytes.