# An 8-year-old child with β-thalassemia major is admitted for routine blood transfusion. The child has been receiving regular transfusions every 3-4 weeks since age 2. Which nursing intervention is most important to implement during this admission?

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## 문제

An 8-year-old child with β-thalassemia major is admitted for routine blood transfusion. The child has been receiving regular transfusions every 3-4 weeks since age 2. Which nursing intervention is most important to implement during this admission?

## 보기

1. Monitor for signs of transfusion reactions during blood administration
2. Assess growth and development parameters compared to age norms
3. Evaluate iron overload status and chelation therapy compliance **✔ 정답**
4. Educate parents about infection prevention measures

**정답: 3**

## 해설

Evaluating iron overload status and chelation therapy compliance is most important during admission because chronic transfusions inevitably cause iron accumulation, the primary long-term complication. Other interventions are important but less critical for this specific admission context.

## 심화 해설

Clinical Context & Core Pathophysiology

For a child with β-thalassemia major, the fundamental defect is an inability to produce normal beta-globin chains, leading to severe anemia. To survive, these children require lifelong, routine red blood cell transfusions every 3 to 4 weeks. While this is lifesaving, it introduces a predictable and dangerous complication: each unit of transfused blood delivers a massive iron load that the body has no physiological mechanism to excrete. Over years of therapy, this excess iron accumulates in vital organs, a condition known as transfusional hemosiderosis or iron overload. Without effective removal, iron deposition causes oxidative damage and eventual failure of the heart, liver, and endocrine glands. The primary cause of mortality in well-transfused patients shifts from anemia to the complications of iron overload, making its management the central long-term challenge.

Prioritization of Nursing Interventions

NCLEX-RN questions on chronic conditions require you to distinguish between a standard safety measure for a procedure and the priority assessment that addresses the patient's greatest long-term risk. All the listed options are valid nursing actions, but their urgency and clinical weight differ significantly.

**Option 1 (Monitor for signs of transfusion reactions):** This is a critical safety step during *any* blood product administration. However, for a child on a chronic, scheduled transfusion protocol with a known history, this is a routine, time-limited task. It addresses an acute, low-probability risk during the infusion itself, not the overarching, cumulative threat that defines the disease trajectory.

**Option 2 (Assess growth and development parameters):** This is an essential part of ongoing care for a child with a chronic illness. Growth failure can be a direct consequence of chronic anemia, iron toxicity to the pituitary gland, or chelation drug toxicity. While important, this assessment is a monitoring parameter that helps gauge the *effectiveness* of the core intervention (iron chelation) and is not the most immediate, actionable priority during a brief admission.

**Option 3 (Evaluate iron overload status and chelation therapy compliance):** This is the **most important intervention**. The provided evidence underscores that iron chelation therapy (ICT) is essential to minimize the risk of iron overload, yet suboptimal adherence is prevalent [1]. The nurse is in a prime position to perform a focused assessment that directly combats the leading cause of morbidity and mortality. This involves reviewing recent serum ferritin levels or liver iron concentration results, and conducting a non-judgmental, detailed discussion about how the child and family are managing the demanding daily chelation regimen. Identifying barriers to adherence (e.g., palatability, scheduling, side effects) and connecting them to the silent progression of organ damage is a high-impact nursing function that directly influences long-term survival.

**Option 4 (Educate parents about infection prevention measures):** This is a general health promotion activity. While post-splenectomy patients are at risk for sepsis, and iron overload can increase susceptibility to certain infections like *Yersinia*, this is a lower-priority, standard education point compared to the critical, disease-specific task of managing iron overload.

Deep Dive into the Rationale

The clinical priority is driven by the silent, progressive nature of iron toxicity. By the time clinical symptoms of heart failure, diabetes, or cirrhosis appear, the damage is often irreversible. Therefore, the most critical nursing intervention during a routine transfusion visit is not the transfusion itself, but the proactive evaluation of the therapy that prevents its most lethal side effect. The research supports leveraging every clinical encounter to address ICT adherence, as it is a recognized and prevalent problem [1]. The admission is a strategic opportunity to correlate the child's clinical status with their iron burden and to strengthen the family's commitment to the demanding chelation plan, thereby preventing end-organ damage.

References (research sources)

- [1]Technology Access and Preferences for Smartphone App Interventions to Optimize Iron Chelation Therapy Adherence Among Adolescents, Young Adults, and Parents of Children Receiving Chronic Transfusions: Cross-Sectional Survey Study.Research articleReddy P, Locke M, Badawy S. (2026) · DOI: 10.2196/69584

## 임상 시나리오

Iron Overload Management in Chronic TransfusionPriority Nursing Assessment for Beta-Thalassemia Major
In patients with β-thalassemia major on a chronic transfusion regimen, the primary long-term mortality risk shifts from anemia to transfusional hemosiderosis. Each unit of packed red blood cells introduces 200-250 mg of iron, which accumulates in the heart, liver, and endocrine organs.

The most important nursing intervention during a routine admission is to evaluate iron overload status and chelation therapy compliance. This involves reviewing recent serum ferritin levels, liver iron concentration results, and the patient's adherence to prescribed chelating agents such as deferasirox or deferoxamine.

CautionWhile monitoring for acute transfusion reactions is essential during blood administration, it does not supersede the critical need to assess and manage the cumulative, life-threatening effects of iron overload that develop over years of therapy.

## 핵심 개념

- **Transfusional Hemosiderosis** — Iron overload condition resulting from repeated red blood cell transfusions, as each unit contains iron the body cannot excrete, leading to deposition in organs.
- **Chelation Therapy** — Use of medications like deferoxamine, deferasirox, or deferiprone to bind excess iron in the body and promote its excretion, preventing organ damage.
- **Beta-Thalassemia Major** — A severe genetic blood disorder characterized by absent or reduced beta-globin chain production, causing life-threatening anemia and requiring lifelong regular blood transfusions.

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