Metastatic chondrosarcoma of the gingiva mimicking a reactive exophytic lesion: a case report

Metastases of chondrosarcoma to the oral mucosa are very rare. The present case describes such a metastasis to the maxillary gingiva which mimics a benign reactive exophytic lesion. The literature concerning this matter is reviewed. The differential diagnosis and pathogenesis of such lesions are discussed.