Eccrine spiradenoma: three case reports

Introduction Eccrine spiradenoma is a rare benign adnexal tumor first described in 1956 by Kersting and Helwig as a dermal tumor with sweat gland differentiation1. Recent immunohistochemical studies using follicular stem cell markers (e.g., CD200) have suggested a possible origin in the hair follicle bulge, placing it closer to the folliculosebaceous-apocrine unit2. Spiradenomas usually occur […]