影响着一百万多美国人的炎症性肠病，是指能引起肠部炎症的两种慢性病：克罗恩氏病和溃疡性结肠炎。
Inflammatory bowel disease (IBD), which affects as many as 1 million Americans, refers to two chronic diseases that cause inflammation of the intestines: Crohn's disease and ulcerative colitis.
炎症性肠病(IBD)是一组反复发作的肠道慢性炎症性疾病，包括溃疡性结肠炎和克罗恩病。
Inflammatory bowel disease (IBD) is chronic recurrent intestinal inflammatory disorders, including ulcerative colitis and Crohn's disease.
克罗恩病和溃疡性结肠炎统称为炎症性肠病(IBD)，病因虽不明确，但对其发病机理已有了较多的了解。
Crohn s disease and ulcerative colitis, collectively known as inflammatory bowel disease (IBD), the etiology is not clear, but its pathogenesis has had more understanding.
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