title: Imaging quiz case 2. Osteoma of the mastoid antrum and cholesteatoma.
authors: R
authors: R
authors: Ramírez-Camacho
authors: J
authors: J
authors: Vicente
authors: S
authors: S
authors: Ramón y Cajal
mesh_terms: D002781:Cholesteatoma / Q000000981:diagnostic imaging*; D006801:Humans; D008297:Male; D008416:Mastoid; D008875:Middle Aged; D010016:Osteoma / Q000000981:diagnostic imaging*; D012888:Skull Neoplasms / Q000000981:diagnostic imaging*; D014057:Tomography, X-Ray Computed