本文46例早期胃癌中有三多,即凹陷型者多(63％),位于胃角和胃窦者多(67.4％)及癌灶长径>1cm者多(68.6％)。这三点为X线显示及诊断提供了有利的条件。术前诊断正确或疑为早癌者有41例(89.1％),漏误诊5例(10.9％)。漏误诊主要为贲门区、大弯侧、幽门前区及Ⅱ_b型。 There are more than 46 cases of early gastric cancer in this article, namely depression type (63%), more in the gastric antrum (67.4%) and more than 1cm in the cancer (68.6%). These three points provide favorable conditions for X-ray display and diagnosis. There were 41 cases (89.1%) with correct preoperative diagnosis or suspected early cancer, and 5 cases (10.9%) with misdiagnosis. Misdiagnosis and misdiagnosis were mainly in the cardiac area, major curvature, anterior pylorus, and type II_b.