title: Evolution of hyperostosis frontalis interna butterfly sign demonstrated by bone scan.
authors.affiliation: Hacettepe University Medical Faculty, Department of Nuclear Medicine, Ankara, Turkey. emelc@hacettepe.edu.tr
authors.forename: Emel
authors.initials: E
authors.lastname: Ceylan
authors.forename: Biray
authors.initials: B
authors.lastname: Caner
mesh_terms: D001859:Bone Neoplasms / Q000175:diagnosis / Q000556:secondary; D001943:Breast Neoplasms / Q000473:pathology; D003937:Diagnosis, Differential; D005260:Female; D005624:Frontal Bone / Q000000981:diagnostic imaging*; D006801:Humans; D006957:Hyperostosis Frontalis Interna / Q000000981:diagnostic imaging*; D008875:Middle Aged; D011877:Radionuclide Imaging