title: Squamous cell carcinoma arising in a mandibular keratocyst in a patient with Gorlin's syndrome.
abstract: The exceptionally rare occurrence of a squamous cell carcinoma arising in a keratocyst in a patient with Gorlin's syndrome is presented. The role of radiotherapy in the aetiology of the squamous cell carcinoma is discussed.
mesh_terms: D000368:Aged; D001478:Basal Cell Nevus Syndrome / Q000473:pathology*; D002280:Basal Cell Carcinoma / Q000473:pathology*; D002294:Carcinoma, Squamous Cell / Q000473:pathology*; D005153:Facial Neoplasms / Q000473:pathology; D005260:Female; D006801:Humans; D008336:Mandibular Diseases / Q000473:pathology*; D008339:Mandibular Neoplasms / Q000473:pathology*; D009378:Neoplasms, Multiple Primary / Q000473:pathology*; D009807:Odontogenic Cysts / Q000473:pathology*