Kazutaka Okubo

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We report herein an unusual case of metachronous triple cancers of the sigmoid colon, stomach, and esophagus. A 60-year-old man was initially admitted to our hospital for investigation of occult fecal blood. This was found to be caused by sigmoid colon cancer which was resected in July 1985 (T3, N0, M0; Stage II). A follow-up endoscopy performed in 1990(More)
A statistical study was conducted of 31 penetrating keratoplasties performances over the past 6 years from January 1980 to December 1985, and the factors necessary to achieve successful penetrating keratoplasty are discussed on the basis of the results of the study. The patients were followed up for more than one year after operation. The graft(More)
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