这个词是什么意思？
Inflammation of the COLON that is predominantly confined to the MUCOSA. Its major symptoms include DIARRHEA, rectal BLEEDING, the passage of MUCUS, and ABDOMINAL PAIN.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D003093 · MeSH 2026。
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