title: Big anal skin tags? What is this?
abstract: A hard and bleeding anal and perianal mass stenotized the anus and required left-sided colostomy. Incisional biopsy showed a moderately differentiated spiniocellular carcinoma. Chemoradiotherapy treatment alone reduced significantly the mass.
authors.affiliation: Unità Operativa Clinicizzata Chirurgia Generale Istituti Clinici Zucchi Monza, Italy ; Università degli Studi Milano-Bicocca Milan, Italy.
authors.forename: Angelo
authors.initials: A
authors.lastname: Guttadauro
authors.affiliation: Unità Operativa Clinicizzata Chirurgia Generale Istituti Clinici Zucchi Monza, Italy ; Università degli Studi Milano-Bicocca Milan, Italy.
authors.forename: Silvia
authors.initials: S
authors.lastname: Frassani
authors.affiliation: Unità Operativa Clinicizzata Chirurgia Generale Istituti Clinici Zucchi Monza, Italy ; Università degli Studi Milano-Bicocca Milan, Italy.
authors.forename: Matteo
authors.initials: M
authors.lastname: Maternini
authors.affiliation: Unità Operativa Clinicizzata Chirurgia Generale Istituti Clinici Zucchi Monza, Italy ; Università degli Studi Milano-Bicocca Milan, Italy.
authors.forename: Francesco
authors.initials: F
authors.lastname: Gabrielli
keywords: Anal mass; radiochemotherapy; rectal bleeding; spinocellular carcinoma