title: Cystic degeneration in non-ossifying fibroma.
abstract: Two unusual cases of non-ossifying fibromas in boys of 4 years with partial cystic degeneration are presented. The osseous cavities did not respond to corticosteroids.
authors: Department of Radiology, Children's Hospital, Allée du Morvan, Vandoeuvre-Les-Nancy, France.
authors: J C
authors: JC
authors: Hoeffel
authors: J P
authors: JP
authors: Metaizeau
authors: P
authors: P
authors: Lascombes
authors: B
authors: B
authors: Aymard
authors: M A
authors: MA
authors: Galloy
mesh_terms: D001859:Bone Neoplasms / Q000473:pathology*; D002675:Child, Preschool; D003560:Cysts / Q000473:pathology; D005269:Femur / Q000473:pathology*; D005350:Fibroma / Q000473:pathology*; D006801:Humans; D008297:Male; D013977:Tibia / Q000473:pathology*