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Reticulocyte maturity indices in iron deficiency anemia
Muriel Wollmann1, Branca Maria Cerezer Gerzson2, Vanessa Schwert3
1Laboratório de Análises Clínicas J&R, Candelária, RS, Brazil.
Insights
Iron deficiency in children elevates immature reticulocyte counts, signaling potential anemia. These reticulocyte maturity indices may serve as early indicators for iron deficiency and anemia in pediatric populations.
Area of Science:
- Hematology
- Pediatric Medicine
- Clinical Chemistry
Background:
- Iron deficiency anemia (IDA) is a prevalent nutritional deficiency in children.
- Reticulocyte indices offer insights into red blood cell production and maturation.
- Assessing reticulocyte maturity may aid in early IDA detection.
Purpose of the Study:
- To analyze reticulocyte maturity indices in iron-deficient children aged 1-6 years.
- To determine the prevalence of iron deficiency anemia in this pediatric cohort.
- To evaluate the potential of reticulocyte indices as early markers for IDA.
Main Methods:
- Study included 39 children (33 controls, 6 with IDA).
- Reticulocyte maturity indices (low, medium, high fluorescence ratios) were measured.
- Student's t-test was used for statistical comparison (p < 0.05).
Main Results:
- Iron-deficient children showed significantly higher proportions of mean (p=0.003) and high fluorescence reticulocytes (p=0.03) compared to controls.
- The prevalence of anemia in the studied population was 15% (6 out of 39 children).
Conclusions:
- Elevated immature reticulocyte indices in iron deficiency suggest impaired hemoglobin synthesis.
- Reticulocyte maturity indices show promise as early diagnostic markers for IDA in children.
- Standardization of these indices is recommended for clinical application.
Objective:
The aim of this study was to analyze the reticulocyte maturity indices (low, medium, and high fluorescence ratios) in iron deficient 1- to 6-year-old children, and identify the prevalence of iron deficiency anemia in this population.
Methods:
The present study included 39 subjects, divided into two groups: control subjects (n = 33), and subjects with iron deficiency anemia (n = 6). The results were analyzed by Student's t-test for comparison of means. Differences were considered significant when two-tailed p-value < 0.05.
Results:
Subjects with iron deficiency anemia presented increases in the proportion of mean (10.3 ± 4.7% vs. 6.0 ± 3.4%; p-value = 0.003), and high fluorescence reticulocytes (2.3 ± 0.87% vs. 0.9 ± 0.9%; p-value = 0.03) compared to the control group. The prevalence of anemia in this population was 15% (n = 6).
Conclusion:
The indices related to immaturity of reticulocytes are higher in the presence of iron deficiency, thus demonstrating a deficiency in the raw material to form hemoglobin and are, therefore, possible early markers of iron deficiency and anemia. We emphasize the need to standardize these indices for use in clinical practice and lab test results.
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