Gastrointestinal Involvement in Systemic Diseases: Part / 胃肠病学

ABSTRACT

Digestive system is one of the major systems in human body. Many systemic diseases directly or indirectly affect the digestive system, resulting in corresponding structural and functional changes. Autoimmune diseases are the damages of organs caused by immune response to autoantigens. Involvement of gastrointestinal tract is prominent in connective tissue diseases, systemic vasculitis, spondyloarthropathy and autoinflammatory diseases. Oncologic diseases can also affect the digestive system through direct metastasis or indirect paraneoplastic syndrome. This article aimed to review the gastrointestinal involvement in autoimmune diseases and oncologic diseases.