Early gastric cancer clinically has no characteristic manifestations and diagnosis mainly depends on careful observation in endoscopy and identification of its changes in pattern.
结论早期胃癌临床无特征性症状，诊断主要靠内镜医师认真细致观察和识别早期胃癌的形态改变。
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Conclusion: Early gastric cancer clinically has no characteristic manifestations and diagnosis mainly depends on careful observation through endoscopy and identification of its changes in pattern.