Rapid recurrence of IBD-associated anemia and iron deficiency after intravenous iron sucrose and erythropoietin treatment

Anemia is a common complication of inflammatory bowel disease (IBD) and iron deficiency (ID) is its predominant cause. Therefore, oral and intravenous iron replacements are widely used. This study was performed to evaluate the frequency and timing of anemia and ID recurrence after a successful treatment cycle.