The lesion located in mucosa and submucosa of rectum and colon. Clinical manifestations include diarrhea, bloody stools and stomachache.
病变主要限于大肠粘膜与粘膜下层,临床表现为腹泻、粘液脓血便、腹痛等。
参考来源 - 22例外科治疗溃疡性结肠炎的临床分析·2,447,543篇论文数据,部分数据来源于NoteExpress
N the connective tissue beneath a mucous membrane 黏膜下层 [anatomy]
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