PURPOSE: Common ariable immunodeficiency disorder (CID) is an immunological disease that can present with gastrointestinal (GI) symptoms including chronic diarrhea and abdominal pain.

• 目的:常见的变异型免疫缺陷病是一种免疫性疾病；可以表现出胃肠道症状包括慢性腹泻和腹痛.