Kuniyasu Souda

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Between 1980 and 1984, preoperative serum carcinoembryonic antigen (CEA) was determined in 468 patients with gastric cancer to evaluate its clinical usefulness. The positive rate of preoperative CEA was 20.9 per cent in these 468 patients. A significantly higher CEA positive rate was obtained in those patients with liver metastasis (69.2 per cent), n3–4(More)
The usefulness of carcinoembryonic antigen (CEA) as an indicator for recurrence and a guide to the treatment was evaluated from a retrospective analysis of 88 patients with recurrent gastric cancer. Sixty-two of these patients (70.5 per cent), 25 of whom had a preoperative positive assay, and 37 a negative assay, had elevated levels of CEA after disease(More)
A case of leiomyosarcoma arising in the lesser sac in a 64-year-old man is presented. A second operation was required because of local recurrence 6 years following the first operation. A review of the literature revealed that only eight cases of leiomyosarcoma arising in the lesser sac, including our case, were reported. Almost all of these patients had(More)
A case of leiomyosarcoma arising in the lesser sac in a 64-year-old man is presented. A second operation was required because of local recurrence 6 years following the first operation. A review of the literature revealed that only eight cases of leiomyosarcoma arising in the lesser sac, including our case, were reported. Almost all of these patients had(More)
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