title: A floating ball: a pathognomonic sign of ovarian cystic teratoma.
authors.forename: C-W
authors.initials: CW
authors.lastname: Hsiang
authors.forename: W-C
authors.initials: WC
authors.lastname: Liu
authors.forename: G-S
authors.initials: GS
authors.lastname: Huang
authors.forename: H-H
authors.initials: HH
authors.lastname: Hsu
authors.forename: W-C
authors.initials: WC
authors.lastname: Chang
mesh_terms: D001943:Breast Neoplasms / Q000000981:diagnostic imaging; D005260:Female; D006801:Humans; D033162:Incidental Findings; D008875:Middle Aged; D009373:Neoplasms, Germ Cell and Embryonal / Q000175:diagnosis*; D009378:Neoplasms, Multiple Primary / Q000175:diagnosis; D010051:Ovarian Neoplasms / Q000175:diagnosis*; D013724:Teratoma / Q000175:diagnosis*; D014057:Tomography, X-Ray Computed; D014463:Ultrasonography