Dangerous intestinal disease: a case of recurrent abdominal pain with lower gastrointestinal bleeding

A 27-year-old man was admitted to our hospital due to intermittent abdominal pain for 3 years. He had a past medical history of recurrent oral ulcers. Physical examination revealed no obvious abdominal tenderness. Subsequent laboratory findings were as follows: C reactive protein 22.31 mg/L, erythrocyte sedimentation rate 25 mm/hour, haemoglobin 77 g/L and Human Leukocyte Antigen-B51 was negative. CT enterography showed thickened bowel walls in the ileocaecal region (figure 1A). Colonoscopy revealed a deep and oval ulcerative lesion with discrete borders in the ileocaecal area (figure 1B,C). Two days after admission, the patient had massive gastrointestinal haemorrhage. Conservative and colonoscopy treatments were ineffective. Eventually, the patient underwent a right hemicolectomy (figure 1D). Four months after surgery, loop ileostomy takedown was performed. However, massive bleeding occurred again on the twentieth day after loop ileostomy surgery. Emergent …