Anal Canal Duplication Associated with Presacral Cyst in an Adult

by Takayuki Toyonaga, Hiromitsu Matsuda, Ryuichi Mibu, Yohei Tominaga, Keiji Hirata, Masafumi Takeyoshi, Masazumi Tsuneyoshi
Published 2018-01-01

Endoanal Ultrasonography of Mucinous Adenocarcinoma Arising from Chronic Fistula-in-ano: Three Case Reports

by Takayuki Toyonaga, Ryuichi Mibu, Hiromitsu Matsuda, Yohei Tominaga, Keiji Hirata, Masafumi Takeyoshi, Masazumi Tsuneyoshi, Makoto Matsushima
Published 2017-07-01