Different histological varieties of this lesion have been reported although they have not been included in the classification of maxillary neoplasms, as the granular cells type, the OF with a central giant cell lesion and OF with pleomorphic fibroblasts.
Se reportan diferentes variedades histológicas aún no bien establecidas en la clasificación de neoplasias de los maxilares, como la variante de células granulares, el FO con lesión central de células gigantes y el FO con fibroblastos pleomorfos.