Iron deficiency anemia
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Iron Deficiency Anemia: Prevalence and At-Risk Groups
Iron deficiency anemia (IDA) is the most common nutritional deficiency and type of anemia worldwide, affecting about 30–50% of the global population. It is especially prevalent among children, women of childbearing age, pregnant women, and the elderly, as well as in people with chronic diseases such as chronic kidney disease, heart failure, cancer, and inflammatory bowel disease 1346+4 MORE.
Causes and Risk Factors for Iron Deficiency Anemia
The main causes of IDA include inadequate dietary iron intake, increased iron requirements (such as during rapid growth, pregnancy, or adolescence), chronic blood loss (from menstruation or gastrointestinal bleeding), and decreased iron absorption due to gastrointestinal disorders or malabsorption syndromes. Chronic diseases can also contribute to iron deficiency by increasing iron loss or impairing iron utilization 1345+5 MORE.
Symptoms and Clinical Manifestations of Iron Deficiency Anemia
Symptoms of IDA are often non-specific and may include pallor, fatigue, weakness, irritability, dizziness, poor appetite, and decreased exercise tolerance. In severe cases, symptoms can progress to tachycardia, shortness of breath, and neurocognitive deficits, especially in children. Long-term or severe iron deficiency in early childhood can lead to developmental and cognitive delays that may not be fully reversible even after treatment 1456+2 MORE.
Diagnosis of Iron Deficiency Anemia: Key Laboratory Tests
Diagnosis of IDA relies on laboratory findings. Key tests include hemoglobin level, serum ferritin (the most important indicator of iron stores), transferrin saturation, serum iron, and sometimes soluble transferrin receptor and hepcidin levels. Inflammatory conditions can make ferritin less reliable, so additional tests like transferrin saturation and soluble transferrin receptor may be needed in these cases 1245+5 MORE.
Treatment and Management Strategies for Iron Deficiency Anemia
Treatment of IDA starts with identifying and addressing the underlying cause. Oral iron supplementation is the first-line therapy and is usually effective and cost-efficient. Intravenous iron is reserved for cases where oral iron is not tolerated, not effective, or when rapid replenishment is needed. Blood transfusions are rarely required except in severe or life-threatening cases. In chronic inflammatory conditions, intravenous iron may be more effective due to impaired absorption of oral iron 1234+6 MORE.
Prevention and Public Health Approaches
Prevention of IDA includes dietary counseling, iron supplementation, and food fortification, especially in high-risk groups such as young children and pregnant women. Screening for IDA is recommended in infants around one year of age and in individuals with risk factors. Early detection and intervention are crucial to prevent long-term complications 7910.
Conclusion
Iron deficiency anemia remains a significant global health issue, particularly affecting vulnerable populations. Early recognition, accurate diagnosis, and appropriate treatment are essential to improve outcomes and prevent complications. Prevention strategies, including dietary education and supplementation, play a key role in reducing the burden of this common condition 1346+4 MORE.
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Iron deficiency anaemia: pathophysiology, assessment, practical management
Iron deficiency anaemia (IDA) is the most common nutritional deficiency in the world, and treating it effectively improves quality of life, morbidity, and prognosis in chronic diseases and pregnancy outcomes.
Iron deficiency anemia.
Iron deficiency anemia (IDA) is the most common nutrition deficiency worldwide, causing various adverse outcomes and requiring accurate diagnosis and treatment.
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