A rare female genital tract tumor: Granular cell tumor of the vulva.

Aims: The granular cell tumor (GCT) was first described by Abrikosoff in 1926. The GCT is normally benign in behavior, but occasionally surprices with local aggresiveness and in two percent of the cases with distant dissemination. We illustrate a granular cell tumor of the vulva with pseudoepitheliomatous hyperplasia of the squamous epithelium. Methods: We demonstrate a case of a 50 years old female with a 1 cm thick mass at the vulva. The sample was fixed in 4%-buffered formalin and was processed routinely. The section was stained with hematoxylin and eosin, peroid acid Schiff reaction (PAS) and immunohistochem…