尝试翻译如下：

A. STOMACH, ANTRUM, BIOPSY
-- MILD CHRONIC GASTRITIS
-- NO HELICOBACTER ORGANISMS PRESENT ON IMMUNOHISTOCHEMICAL STAIN

A. 胃窦部活检

轻度的慢性胃炎， 免疫组化染色未见幽门杆菌

B。STOMACH, ANTRUM (NODULE), BIOPSY
-- INTESTINAL METAPLASIA WITH SUPERFICIAL EROSION AND INDEFINITE CHANGES (SEE COMMENT)

B。胃窦结节活检

可见肠上皮化生，表面有腐蚀和不确定之变化（参见下面评议）

C. STOMACH, BODY, BIOPSY
-- GASTRIC MUCOSA WITH NO SIGNIFICANT ABNORMALITY

COMMENT: Histologic sections of the antrum nodule (part B) show gastric mucosa with intestinal metaplasia in a background of reactive gastropathy. Clinical follow up to monitor the lesion is suggested.

C。 胃体部活检

正常胃黏膜，无明显异常。

评议： 胃窦结节B部的组织切片呈现胃黏膜的肠上皮组织化生，基底为反应性胃病。这个病变部分需要临床追踪。