Endoscopy is of great importance in the diagnosis of gastric cancer in the site and dimension, but of great difficulty in the invasion depth of the stomach wall, not to mention the metastasis of lymph nodes.
EUS能够比较准确地判断癌的浸润深度及周围淋巴结转移情况,因此对胃癌的存在诊断和侵犯深度均有极大的价值。
参考来源 - 内镜超声检查对胃癌诊断及分期价值的研究·2,447,543篇论文数据,部分数据来源于NoteExpress
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