title: Atypical pelvic recurrence of anal squamous cell carcinoma: successful endoscopic ultrasound-guided fine-needle aspiration through the sigmoid colon.
authors.affiliation: Department of Gastroenterology and Hepatology, Centro Hospitalar Gaia/Espinho, Rua Conceição Fernandes, 4434-502, Vila Nova de Gaia, Portugal, teresapintopais@gmail.com.
authors.forename: Teresa
authors.initials: T
authors.lastname: Pinto-Pais
authors.forename: Sónia
authors.initials: S
authors.lastname: Sousa-Fermandes
authors.forename: José Manuel
authors.initials: JM
authors.lastname: Pontes
authors.forename: Luísa
authors.initials: L
authors.lastname: Proença
authors.forename: Carlos
authors.initials: C
authors.lastname: Fernandes
authors.forename: Iolanda
authors.initials: I
authors.lastname: Ribeiro
authors.forename: Ana Paula
authors.initials: AP
authors.lastname: Costa
authors.forename: Helder
authors.initials: H
authors.lastname: Rodrigues
authors.forename: João
authors.initials: J
authors.lastname: Carvalho
authors.forename: José
authors.initials: J
authors.lastname: Fraga
mesh_terms: D000368:Aged; D001005:Anus Neoplasms / Q000000981:diagnostic imaging / Q000473:pathology*; D002294:Carcinoma, Squamous Cell / Q000000981:diagnostic imaging / Q000473:pathology*; D012809:Colon, Sigmoid; D061765:Endoscopic Ultrasound-Guided Fine Needle Aspiration / Q000379:methods*; D006801:Humans; D008297:Male; D010386:Pelvic Neoplasms / Q000556:secondary*