title: Simultaneous occurrence of a calcifying odontogenic cyst and its malignant transformation.
abstract: The authors report a 48-year-old woman with a lesion in the maxilla, where a typical calcifying odontogenic cyst and a malignant tumor occurred simultaneously. She was diagnosed as having a malignant calcifying odontogenic cyst (tumor). The patient died of intracranial extension 20 months after diagnosis. Metastases were not detected.
mesh_terms: D002471:Cell Transformation, Neoplastic / Q000473:pathology; D004848:Epithelium / Q000473:pathology; D005260:Female; D006801:Humans; D008441:Maxillary Neoplasms / Q000473:pathology*; D008875:Middle Aged; D009378:Neoplasms, Multiple Primary / Q000473:pathology*; D009808:Odontogenic Tumors / Q000473:pathology*