aim: to explore the matching degree of in situ expression and serum level of pepsinogen c (pgc) in different gastric mucosal biopsies, and to evaluate its value in the diagnosis of gastric cancer.
目的:通过对不同类型胃黏膜活检组织胃蛋白酶原c(pgc)的表达和血清胃蛋白酶原含量的检测,研究二者的匹配程度及其在胃癌筛查与诊断中的价值。