title: Plasmacytoma of the trachea: a surprising diagnosis.
authors.affiliation: WebImagem, São Paulo, SP, Brazil.
authors.forename: Márcio Luís
authors.initials: ML
authors.lastname: Duarte
authors.affiliation: Hospital São Camilo, São Paulo, SP, Brazil.
authors.forename: Mariana Carneiro Barbosa
authors.initials: MC
authors.lastname: de Brito
authors.affiliation: Hospital São Camilo, São Paulo, SP, Brazil.
authors.forename: Fabricius André Lyrio
authors.initials: FA
authors.lastname: Traple
authors.affiliation: Hospital São Camilo, São Paulo, SP, Brazil.
authors.forename: José Luiz Masson de Almeida
authors.initials: JL
authors.lastname: Prado
authors.affiliation: Hospital São Camilo, São Paulo, SP, Brazil.
authors.forename: Luiz Carlos Donoso
authors.initials: LC
authors.lastname: Scoppetta