Adult Autoimmune Enteropathy Treated Successfully with Tacrolimus Free Abstract Article (Fulltext) Article (PDF 190 KB) Autoimmune enteropathy is a life-threatening, chronic disease of the small bowel mucosa, which generally responds well to steroids. Treatment requires long-term immunosuppression, and steroid-sparing treatment strategies are desirable. Azathioprine and cyclosporine A have limitations, however alternatives have not been described in adults.