A benign squamous neoplasm that arises from the vulva. It is characterized by the proliferation of the basal cells in the squamous epithelium, acanthosis, hyperkeratosis, and cysts formation. The disease is MONDO_0006622 (vulvar seborrheic keratosis). Also known as: mammalian vulva seborrheic keratosis, seborrheic keratosis of mammalian vulva, seborrheic keratosis of the vulva, seborrheic keratosis of vulva.