PSEUDOMYXOMA PERITONEI CONCOMITANT WITH EARLY GASTRIC-CANCER - REPORTOF A CASE

The preoperative diagnosis of both appendiceal carcinoma and pseudomyx oma peritonei is difficult because of the nonspecific nature of the as sociated symptoms. More than 50% of all patients with carcinoma of the appendix are diagnosed with and treated for acute appendicitis. In ad dition, there have been few reports on patients with an appendiceal ca rcinoma or pseudomyxoma peritonei in association with other synchronou s or metachronous malignancies of the alimentary tract. We herein repo rt the first known patient with synchronous early gastric cancer and p seudomyxoma peritonei, in which the origin was correctly identified pr eoperatively.