Big anal skin tags? What is this?

Authors :: Matteo Maternini
Angelo Guttadauro
Silvia Frassani
Francesco Gabrielli
Guttadauro, A
Frassani, S
Maternini, M
Gabrielli, F
Source :: Clinical Case Reports
Publication Year :: 2015
Publisher :: Wiley, 2015.
Abstract: Key Clinical Message 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.