title: [Malignant synovial "chondromatosis" or chondrosarcomatous transformation of synovial chondromatosis of the knee?].
abstract: A case of chondrosarcoma of the knee with clinical and histopathological features of malignant chondromatosis in a 40-year-old white man is reported. Malignant transformation of true chondromatosis is uncommon and has important implication of diagnosis and surgical treatment.
authors.affiliation: Département de chirurgie orthopédique et traumatologie du sport, centre hospitalier spécialisé, Berck-sur-Mer, France.
authors.forename: G
authors.initials: G
authors.lastname: Bascoulergue
authors.forename: F
authors.initials: F
authors.lastname: Gougeon
authors.forename: M
authors.initials: M
authors.lastname: Lecomte-Houcke
authors.forename: E
authors.initials: E
authors.lastname: Baviera
authors.forename: M
authors.initials: M
authors.lastname: Mazabraud
mesh_terms: D000328:Adult; D001859:Bone Neoplasms / Q000209:etiology* / Q000473:pathology / Q000601:surgery; D002471:Cell Transformation, Neoplastic / Q000473:pathology; D015838:Chondromatosis, Synovial / Q000150:complications* / Q000473:pathology / Q000601:surgery; D002813:Chondrosarcoma / Q000209:etiology* / Q000473:pathology / Q000601:surgery; D003937:Diagnosis, Differential; D006801:Humans; D007719:Knee Joint; D008297:Male; D013583:Synovial Membrane / Q000473:pathology*