A case of intravascular papillary endothelial hyperplasia of the stomach leading to a novel hypothesis for the pathogenesis. Issue 4 (15th December 2016) - Eizuka, Makoto; Tsuchida, Kodai; Sugimoto, Ryo; Ishida, Kazuyuki; Uesugi, Noriyuki; Yanai, Syunichi; Akasaka, Risaburo; Toya, Yosuke; Kawasaki, Keisuke; Nakamura, Syotaro; Matsumoto, Takayuki; Sugai, Tamotsu