title: Extramedullary plasmacytoma as an exceptional location in frontal sinus.
authors.affiliation: Servicio de Otorrinolaringología, Hospital Clínico Universitario Lozano Blesa, Zaragoza, España. Electronic address: beagreda@hotmail.com.
authors.forename: Beatriz
authors.initials: B
authors.lastname: Ágreda Moreno
authors.forename: Ángel
authors.initials: Á
authors.lastname: Urpegui García
authors.forename: Andrés
authors.initials: A
authors.lastname: López Vázquez
authors.forename: Héctor
authors.initials: H
authors.lastname: Vallés Varela
mesh_terms: D005260:Female; D005626:Frontal Sinus; D006801:Humans; D008875:Middle Aged; D010255:Paranasal Sinus Neoplasms / Q000175:diagnosis / Q000601:surgery; D010954:Plasmacytoma / Q000175:diagnosis / Q000601:surgery