Two cases of osseous choristoma are described. One of the tumours was found in the conjunctiva of the right lower lid, an apparently unique location. The other more typical epibulbar tumour was found in the superior temporal quadrant of the episclera between the lateral and superior rectus muscles. In both instances the tumour was suspected of being a dermoid.

Ossifying Fibroma is a benign fibro-osseous tumor, but osteolytic and invasive, as well being rare lesion. It manifests itself more frequently in the mandible than upper jaw, located preferably molar (52%) or premolar (25%) region. most commonly diagnosed women (5:1) between 3rd 4th decades of life. related to other pathologies such bone dysplasia, florid cement-osseous among others. This lesio...