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Treatment of iron deficiency anemia with intravenous iron preparations
Saadet Akarsu1, Erdal Taskin, Erdal Yilmaz
1Department of Pediatrics, Medical Faculty of Firat University, Elazig, Turkey. aksaadet@yahoo.com
Insights
Intravenous iron therapy effectively improves blood parameters in pediatric patients with iron deficiency anemia who cannot tolerate oral iron. This method offers rapid improvement and is well-tolerated, though oral supplementation may be needed.
Area of Science:
- Pediatric Hematology
- Clinical Nutrition
- Pharmacology
Background:
- Iron deficiency anemia (IDA) is common in children.
- Oral iron therapy is the first-line treatment but adherence and efficacy can be limited.
- Alternative strategies are needed for rapid hemoglobin normalization, especially in surgical candidates.
Purpose of the Study:
- To evaluate the efficacy and safety of intravenous iron sucrose in pediatric patients with IDA.
- To assess the impact on key hematological and iron metabolism parameters.
- To compare outcomes in patients intolerant to oral iron.
Main Methods:
- A prospective study involving 62 pediatric patients requiring rapid hemoglobin increase.
- Intravenous iron sucrose administered to patients intolerant to oral iron.
- Blood samples analyzed for hemoglobin, hematocrit, erythrocyte indices, serum iron, iron binding capacity, transferrin receptor (CD71), and serum ferritin at baseline and multiple follow-up points (1 week, 1, 2, 3 months).
Main Results:
- Significant improvements in most blood parameters were observed within 1 week of intravenous iron therapy.
- Serum iron levels increased up to 1 month post-treatment.
- Transferrin receptor levels showed no significant change post-therapy.
- Serum ferritin levels peaked at 1 month and did not exceed this value.
- Mild side effects occurred in 12.9% of patients, with no treatment discontinuations.
Conclusions:
- Intravenous iron therapy is a safe and effective alternative for pediatric IDA patients with poor oral iron tolerance or need for rapid hematological improvement.
- It can be a valuable option for pre-operative anemia management.
- Consideration for oral iron reinforcement or additional intravenous doses may be beneficial for sustained correction.
Objective:
We aimed to determine the effects of intravenous iron therapy on blood parameters in pediatric patients who do not tolerate oral iron therapy for any reason.
Patients And Methods:
The patient group consisted of candidates for elective operations requiring blood transfusions in order to raise hemoglobin (Hb) concentrations rapidly and for whom oral iron administration is useless and compliance with long-term treatment is definitely impossible due to sociocultural factors. Sixty-two children were included in the study. Venous blood samples were taken at diagnosis, and after 1 week and 1, 2 and 3 months. Hb, hematocrit, erythrocyte indices (mean erythrocyte volume, mean erythrocyte Hb and mean erythrocyte Hb concentration), serum iron (SI) levels, iron binding capacity, transferrin receptor (CD71) and serum ferritin levels were measured. Iron sucrose was used as an intravenous iron preparation.
Results:
All children showed improvements in iron deficiency anemia. A statistically significant elevation occurred between the time of diagnosis and week 1 (p<0.05) in nearly all parameters. SI was raised until at least 1 month of therapy. There was no significant difference between transferrin receptors measured before and after the intravenous iron therapy. Ferritin did not exceed the values achieved in the 1st month. Mild side effects were encountered in only 8 (12.9%) patients. Treatment was not discontinued because of side effects in any case. The patients in the control group were given an oral form containing ferroglycine sulfate.
Conclusion:
Intravenous iron therapy can replace oral therapy in patients whose blood parameters must be raised rapidly and in situations where oral iron administration would not be appropriate for any reason. However, reinforcement with oral iron therapy or additional intravenous doses would be appropriate.
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