胃镜小溃疡。所有的胃溃疡都作了活组织检查，因为仅肉眼检查不能决定是否是恶性。小的有明显分界的溃疡很可能是良性的。
All gastric ulcers are biopsied, since gross inspection alone cannot determine whether a malignancy is present. Smaller, more sharply demarcated ulcers are more likely to be benign.
溃疡通常是发生在口腔内部各个部位的小溃口。
Sores are usually small ulcers that develop in and around the mouth.
脓' '。'疤'。' '小的疮痛处、溃疡或脓疱。
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