# A nurse is caring for a patient with acute leukemia who is experiencing severe bone pain rated 8/10. The patient has been receiving morphine 4 mg IV every 4 hours but continues to report inadequate pain relief. What is the most appropriate nursing intervention?

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## 문제

A nurse is caring for a patient with acute leukemia who is experiencing severe bone pain rated 8/10. The patient has been receiving morphine 4 mg IV every 4 hours but continues to report inadequate pain relief. What is the most appropriate nursing intervention?

## 보기

1. Advocate for a pain management consultation and consider patient-controlled analgesia (PCA) pump **✔ 정답**
2. Administer the next scheduled dose of morphine 2 hours early
3. Apply heat packs to the affected areas for comfort
4. Encourage the patient to use distraction techniques and deep breathing exercises

**정답: 1**

## 해설

Patients with acute leukemia often have severe bone pain from marrow infiltration. When current opioids are inadequate, advocating for a pain management consultation and considering PCA is the most appropriate intervention to improve control and patient autonomy. Other options like early dosing or non-pharmacologic measures alone are insufficient for severe pain.

## 심화 해설

Understanding the Clinical Scenario

This patient with acute leukemia is experiencing severe, inadequately controlled bone pain despite scheduled IV morphine. In the context of hematologic malignancies, pain can be multifactorial, arising from marrow infiltration, periosteal stretching, or treatment-related complications. When a standard opioid regimen fails to provide relief, it signals a need for escalation beyond simply administering the next dose.

Why Option 1 is the Best Intervention

Advocating for a pain management consultation and considering a patient-controlled analgesia (PCA) pump is the most appropriate action. This approach aligns with the principles of palliative care, which, as highlighted in the consensus guidelines, is a "global ethical responsibility" crucial for relieving physical suffering and improving quality of life in patients with life-threatening hematological diseases [1]. A PCA pump allows for continuous basal infusion and on-demand bolus doses, empowering the patient to manage breakthrough pain immediately without waiting for a nurse-administered dose. This method addresses the dynamic nature of severe cancer pain more effectively than fixed-interval dosing. The need for specialized pain strategies is underscored by the fact that complex pain in oncology often requires multimodal and interprofessional approaches, a key function of a pain management team.

Analysis of Incorrect Options

**Option 2: Administering the next dose early.** This action is unsafe and outside the scope of nursing practice without a specific provider order. It violates medication administration safety principles and does not address the underlying problem of an inadequate analgesic regimen. The goal is not to shorten the interval arbitrarily but to reassess the entire pain management plan.

**Option 3: Applying heat packs.** While a non-pharmacological comfort measure, heat application is contraindicated over areas of active malignancy or bone marrow infiltration due to the risk of increasing local blood flow and potentially promoting disease progression or bleeding. Furthermore, for pain rated 8/10, this intervention alone is grossly insufficient.

**Option 4: Encouraging distraction and deep breathing.** These are valuable adjunctive, non-pharmacological techniques for mild to moderate pain or as a complement to analgesics. However, relying on them as the primary intervention for severe, refractory bone pain is inappropriate and dismissive of the patient's significant physiological suffering. The priority is pharmacological optimization.

Connecting to Hematology and Palliative Principles

The consensus from the Brazilian Association of Hematology explicitly recognizes the critical role of palliative care in relieving physical symptoms for patients with hematological diseases [1]. Uncontrolled pain is a primary indicator for such a referral. While the provided RCTs on esketamine and buprenorphine explore specific analgesic agents in postoperative settings [2,3], the core principle they share with this scenario is the necessity of a structured, evidence-based pain management strategy when first-line therapies fail. The case report of chemotherapy-induced avascular necrosis  further illustrates that pain in leukemia patients can have complex, serious underlying etiologies that require expert evaluation beyond simple analgesia. A pain management consultation will ensure a comprehensive assessment to rule out emergent causes like avascular necrosis or pathological fracture and implement a tailored, effective analgesic plan, which may include a PCA pump.

References (research sources)

- [1]Criteria for referring pediatric and adult patients with hematological diseases to palliative care: Consensus of the Brazilian Association of Hematology, hemotherapy and cell therapy (2025).GuidelineFerreira APS, Vaz CEM, Ferraz LFM, Teixeira PMN, Magnus MM, Fonseca CM, Petrocchi JA, Gonzaga SFR, Braz TRP, Cavalheiro RCR, Reina YAPA, Loggetto SR, Pontes LLF, Magalhães SMM, Tavares RS, Chiattone CS, Hungria VTM, Scheinberg P, de Souza CA, Costa FF, de Melo Campos P. (2026) · DOI: 10.1016/j.htct.2026.106456

## 임상 시나리오

Managing Refractory Cancer PainEscalating from Fixed-Dose to Patient-Controlled Analgesia
When a patient on a fixed-dose opioid regimen reports inadequate pain relief (e.g., severe pain rated 8/10), the priority is to advocate for an escalated pain management strategy. A pain management consultation is essential for complex cases.

The most effective intervention is often transitioning to a Patient-Controlled Analgesia (PCA) pump. This device provides a continuous basal infusion to manage background pain and allows the patient to self-administer on-demand bolus doses for breakthrough pain, offering immediate relief and a sense of control.

CautionNever administer the next scheduled opioid dose early. This is a medication error. Non-pharmacological interventions like heat or distraction are useful adjuncts but are never the primary treatment for severe, uncontrolled pain.

## 핵심 개념

- **Patient-Controlled Analgesia (PCA)** — A method of pain control that allows the patient to self-administer small doses of an analgesic, typically an opioid, via an infusion pump, often with a continuous basal rate and on-demand bolus options.
- **Breakthrough Pain** — A transient flare of moderate to severe pain that occurs despite a background of otherwise controlled persistent pain, requiring immediate-release rescue medication.
- **Multimodal Analgesia** — An approach to pain management that combines different classes of medications and techniques to target various pain pathways, improving relief and minimizing side effects.

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