Multifocal Papillary Apocrine Adenoma Arising in a Systematized Linear Epidermal Nevus

Previous reports indicate that a linear epidermal nevus (LEN) may serve as a source of development for additional skin tumors. We report an unusual case of multifocal papillary apocrine adenoma (PAA) arising in an LEN. This is the first case of its kind documented in the literature.