Severe microcytosis in a hemoglobin E/Β-thalassemia patient with signs of iron deficiency: A case report
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Updated: Sep 7, 2025

Measurement of Tissue Non-Heme Iron Content using a Bathophenanthroline-Based Colorimetric Assay
Published on: January 31, 2022
Laurensia Goretti1, Christophorus Oetama Adiatmaja1, Hartono Kahar2
1Study Program of Clinical Pathology, Department of Clinical Pathology, Faculty of Medicine, Universitas Airlangga, Surabaya, Indonesia.
Insights
This case highlights a 6-year-old girl diagnosed with beta-thalassemia. Iron profile examination is crucial for managing this hereditary blood disorder, especially when microcytosis is present.
Area of Science:
- Hematology
- Genetics
- Pediatrics
Background:
- Beta-thalassemia is an inherited blood disorder impacting hemoglobin synthesis.
- It leads to reduced red blood cell production and anemia.
Observation:
- A 6-year-old girl presented with anemia and hepatomegaly.
- Investigations revealed severe microcytosis, low hemoglobin, and characteristic red blood cell morphology.
- Hemoglobin electrophoresis confirmed beta-thalassemia with elevated HbE and HbF levels.
Findings:
- The patient exhibited severe microcytosis, suggesting potential coexisting iron deficiency.
- Automated blood counts showed pseudothrombocytosis due to misinterpretation of small red blood cells.
- Hemoglobin electrophoresis confirmed beta-thalassemia, with HbA at 4.9%, HbF at 18.3%, HbE at 70.5%, and HbA2 at 6.3%.
Implications:
- Complete iron profile assessment is vital for accurate diagnosis and management of beta-thalassemia.
- Understanding red blood cell morphology and potential co-morbidities like iron deficiency is critical for comprehensive patient care.
Background:
β-thalassemia is a hereditary disorder characterized by a decrease in the synthesis of β-globin chains that decreases hemoglobin in erythrocytes, low erythrocyte production, and anemia.
Case Presentation:
A 6-year-old girl came with complaints of paleness for one week. Physical examination showed vital signs within normal limits, conjunctival anemia, and hepatomegaly. Investigations: HGB 5.4 g/dL, MCV 44.5 fL, MCH 15.5 pg, MCHC 34.8 g/dL, RDW-CV 29.2%, WBC 4,770/μL, PLT 2,728,000/μL, Serum iron 29 g/dL, TIBC 217 g/dL and transferrin saturation of 13.36%. Peripheral blood smears showed target cells, teardrop cells, ovalocytes, fragmentocytes, cigar cells, and pseudothrombocytosis by automated hematology tools caused by the misinterpretation of small erythrocytes as platelets. Hemoglobin electrophoresis showed a decrease in HbA (4.9%), as well as an increase in HbF (18.3%), HbE (70.5%), and HbA2 (6.3%). The patient was diagnosed with β-thalassemia.
Discussion:
Thalassemia with severe microcytosis suggests possible coexistence with iron deficiency. A complete iron profile examination is required in these patients to ensure appropriate and comprehensive medical management.
Conclusion:
Iron profile examination plays an essential role in the management and diagnosis of β-thalassemia patients.
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