title: Endoanal ultrasound for anal cancer staging.
authors.forename: Martellucci
authors.initials: M
authors.lastname: Jacopo
mesh_terms: D001003:Anal Canal / Q000000981:diagnostic imaging* / Q000473:pathology*; D001005:Anus Neoplasms / Q000000981:diagnostic imaging* / Q000473:pathology*; D002294:Carcinoma, Squamous Cell / Q000000981:diagnostic imaging / Q000473:pathology; D006801:Humans; D021621:Imaging, Three-Dimensional; D008279:Magnetic Resonance Imaging; D009362:Neoplasm Metastasis; D009367:Neoplasm Staging; D014463:Ultrasonography