title: Gravity-dependent layering in a cystic teratoma.
mesh_terms: D000291:Adnexal Diseases / Q000175:diagnosis* / Q000000981:diagnostic imaging; D000368:Aged; D003884:Dermoid Cyst / Q000175:diagnosis* / Q000000981:diagnostic imaging; D005260:Female; D006801:Humans; D014057:Tomography, X-Ray Computed; D014463:Ultrasonography