title: Acute and dramatic saxophone penis.
abstract: We present a case of intense genital swelling because of a hereditary angioedema. This rare disease should be included in the differential diagnosis of acute and asymptomatic genital edema, because it may prevent future potentially life-threatening episodes of visceral angioedema.
authors.affiliation: Department of Dermatology, Hospital Universitario 12 de Octubre, Madrid, Spain.
authors.forename: Carlota Gutiérrez
authors.initials: CG
authors.lastname: García-Rodrigo
authors.affiliation: Department of Dermatology, Hospital Universitario 12 de Octubre, Madrid, Spain.
authors.forename: Lidia
authors.initials: L
authors.lastname: Maroñas-Jiménez
authors.affiliation: Department of Dermatology, Hospital Universitario 12 de Octubre, Madrid, Spain.
authors.forename: Diana
authors.initials: D
authors.lastname: Menis
authors.affiliation: Department of Dermatology, Hospital Universitario 12 de Octubre, Madrid, Spain.
authors.forename: Hugo
authors.initials: H
authors.lastname: Larráin
authors.affiliation: Department of Dermatology, Hospital Universitario 12 de Octubre, Madrid, Spain.
authors.forename: Lara Angulo
authors.initials: LA
authors.lastname: Martínez
keywords: Angioedema; C1 inhibitor; genital swelling; hereditary