Abstract

In this week's Lancet Schlemper and colleagues report that Japanese pathologists differ from western pathologists in the diagnostic criteria they use for gastric carcinoma. However, do the findings really account for the differences in incidence and prognosis of gastric carcinoma between Japan and western countries? Differences in diagnostic criteria for gastric carcinoma between Japanese and Western pathologistsIn Japan, gastric carcinoma is diagnosed on nuclear and structural criteria even when invasion is absent according to the Western viewpoint. This diagnostic practice results in almost no discrepancy between the diagnosis of a superficial biopsy sample and that of the final resection specimen. This may also contribute to the relatively high incidence and good prognosis of gastric carcinoma in Japan when compared with Western countries. Full-Text PDF

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