Botulinum toxin A as monotherapy for syringoma.

Syringoma is a benign adnexal tumor of the skin originating from the eccrine sweat duct. There is a wide variety of treatments, and most of the patients receive multiple unsuccessful therapies. The goal of this report intends to describe a novel technique applicable to syringoma with botulinum toxin A. A 61-year-old female patient with localized syringomas in the periocular and upper lip region, with a long-lasting history, treated with botulinum toxin A 46 IU as monotherapy intradermally distributed and a follow-up for 8 months. Our patient displayed a significant improvement of the syringomas. Botulinum toxin A is an efficient and safe technique to treat syringomas.