A Case of Metastatic Iris Tumor from Adenocarcinoma of the Cecum Diagnosed by Combined Tumor Markers in Aqueous Humor and Fine Needle Aspiration Cytology - Mizuho Mitamura; Satoru Kase; Yuka Suimon; Yamato Hashimoto; Ryoko Watanabe; Yoshihiro Matsuno; Susumu Ishida (Case Reports in Oncology)