%0 Journal Article %T Anal Canal Adenocarcinoma in a Patient with Longstanding Crohn¡¯s Disease Arising From Rectal Mucosa that Migrated From a Previously Treated Rectovaginal Fistula %A Atsuo Maemoto %A Daitaro Yoshikawa %A Fumika Orii %A Hidenori Karasaki %A Hiroya Saito %A Kazuo Nagashima %A Nobutaka Mukai %A Shigeru Furukawa %A Shoji Kasai %A Susumu Fukahori %A Taku Maejima %A Toru Kono %A Wang Liming %J Archive of "The American Journal of Case Reports". %D 2016 %R 10.12659/AJCR.897876 %K Adenocarcinoma %K Mucinous %K Anal Canal %K Crohn Disease %K Rectovaginal Fistula %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4936299/