A Case of Crohn's Disease which Initially Presented with Diffuse Inflammation in the Rectum and Sigmoid Colon

Toshifumi HIBI, Hiroshi SERIZAWA, Masako TOMITA, Makoto SUEMATSU, Takanori KANAI, Noriaki WATANABE, Yukio TASHIRO, Yoshinori Sugino, Masaharu TSUCHIYA