Treatment of acute severe ulcerative colitis using accelerated infliximab regimen based on infliximab trough level: A case report

Figure 1 Abdominal X-ray during hospitalization. A: Abdominal X-ray at admission (day 1) evidenced colonic dilation of 7 cm, consistent with the diagnosis of megacolon; B: Abdominal X-ray during treatment with oral vancomycin and hydrocortisone (day 4); C: Abdominal X-ray on the third day of treatment with hydrocortisone evidencing improvement of colonic distention (day 6).