[Role of endorectal echography in the diagnosis and surveillance of anorectal tumors].
D001005:Anus Neoplasms / Q000175:diagnosis; D006801:Humans; D012004:Rectal Neoplasms / Q000175:diagnosis*; D014463:Ultrasonography / Q000379:methods*
Place de l'échographie endorectale dans le diagnostic et la surveillance des tumeurs ano-rectales.