A 12-year-old child with sickle cell anemia is admitted to the emergency department with severe abdominal pain, fever of 102.8°F (39.3°C), and vomiting. The child appears lethargic and has decreased urine output. Which nursing action should be the highest priority?
2Obtain blood samples for complete blood count and blood cultures
3Establish IV access and begin fluid resuscitation✓ 정답
4Apply oxygen via nasal cannula at 2 L/min
해설
Establishing IV access and fluid resuscitation is the priority to address dehydration, which can worsen sickling and prevent organ damage in sickle cell crisis. Pain management, lab tests, and oxygen are important but secondary.
Core Nursing ExplanationKey Concept Analysis: This question assesses the nurse's ability to prioritize care for a pediatric patient experiencing a Vaso-occlusive crisis (VOC) in Sickle cell disease (SCD). The core pathophysiology is that sickled red blood cells block blood vessels, causing ischemia, severe pain, and tissue damage. The patient's presentation (severe pain, fever, vomiting, lethargy, decreased urine output) indicates a severe crisis complicated by dehydration and potential hypovolemia. Dehydration increases blood viscosity, which dramatically accelerates the sickling process, creating a dangerous cycle of more occlusion and pain.
Answer Rationale: Key Point! The highest priority is Establish IV access and begin fluid resuscitation. This directly addresses the most life-threatening component of the crisis: dehydration and its contribution to ongoing sickling. Aggressive hydration with IV fluids (typically 0.9% NS or D5 1/2 NS) dilutes the blood, reduces viscosity, improves blood flow, and helps reverse the sickling process. It also supports renal perfusion, which is critical given the decreased urine output, a sign of potential Acute kidney injury (AKI). This intervention follows the ABC (Airway, Breathing, Circulation) priority framework, addressing Circulation and perfusion first.
Distractor Analysis:
① Administering pain medication is crucial for managing the excruciating pain of a VOC and is a high-priority intervention. However, correcting the underlying physiological driver of the crisis (dehydration/viscosity) takes precedence. Effective pain management often requires adequate hydration for optimal drug distribution and renal clearance.
② Obtaining blood samples (CBC, cultures) is important to assess for infection (fever) and the severity of anemia. However, this is a diagnostic step that does not immediately treat the underlying crisis. Treatment should not be delayed for lab draws.
④ Applying oxygen is indicated if the patient is hypoxic, as hypoxia is a potent trigger for sickling. While the child is lethargic, there is no specific mention of respiratory distress or low SpO2. Oxygen should be administered based on pulse oximetry findings, not routinely. Even if hypoxia is present, correcting circulatory volume and perfusion is a more foundational priority.
Related Concepts: In sickle cell crisis, think "HYDRATE FIRST." Other priorities include pain management with opioids, monitoring for signs of acute chest syndrome (fever, cough, chest pain, hypoxia), stroke, or splenic sequestration. Fever mandates ruling out infection, a common precipitant of crisis.
Concept Summary
1. Oxygen Therapy 2. IV Hydration/Antibiotics 3. Possible exchange transfusion
Splenic Sequestration
Pooling of blood in spleen, acute severe anemia (Hgb drop), hypovolemic shock, enlarged painful spleen.
1. IV Fluid Resuscitation for Shock 2. Blood Transfusion 3. Monitor for shock signs
Anatomy, Physiology & Pharmacology PointsPathophysiology: The mutation in the beta-globin gene creates Hemoglobin S (HbS). When deoxygenated, HbS polymerizes, causing the red blood cell to deform into a rigid, sickle shape. These cells are sticky and block microvasculature.
Pharmacology: Pain management requires opioid analgesics (e.g., morphine, hydromorphone) via patient-controlled analgesia (PCA) often. Hydroxyurea is a chronic medication that increases fetal hemoglobin (HbF), reducing sickling. Never give meperidine routinely due to seizure risk from its metabolite.
Memory Tips
Acronym for VOC Management: HIP Hydrate (IV Fluids FIRST)
Investigate & Treat cause (e.g., Infection)
Pain control (Opioids)
Think: "Sickled cells are like logs in a river. If the river dries up (dehydration), the logs jam completely. You need to flood the river (IV fluids) to get them moving again."
High-Frequency NCLEX Topics
Sickle cell disease is a high-yield pediatric and adult topic. NCLEX loves to test:
1. Priority setting in a crisis (fluids first!).
2. Recognizing signs of specific crises (VOC vs. Acute Chest vs. Sequestration).
3. Patient education for prevention (hydration, avoiding extreme temps, infection prevention).
4. Understanding the inheritance pattern (autosomal recessive).
Watch Out for Question Variations!
* Instead of asking for the priority action, it might ask: "The nurse is preparing discharge teaching. Which statement by the parent indicates a need for further teaching?" (Answer would be something like "I'll restrict his fluids if he has a fever.")
* The scenario could shift to Acute Chest Syndrome. Then the priority might become oxygen administration and monitoring respiratory status.
* It could present a child with splenic sequestration (pale, tachycardic, hypotensive, enlarged spleen). The priority then becomes treating hypovolemic shock with IV fluids and preparing for blood transfusion.
Nursing Clinical Practice GuideClinical Scenario: You are the nurse in a pediatric ED. A 12-year-old named Jamal with known SCD is brought in by his mother. He is curled in a fetal position, moaning, and pointing to his abdomen. He has vomited twice at home. His skin is warm to touch, he's barely responsive to questions, and his capillary refill is 4 seconds.
Nursing Intervention Strategy:
1Immediate Assessment (ABCs)Check airway, breathing (rate, effort, SpO2), and circulation (heart rate, BP, capillary refill). The lethargy and delayed refill signal poor perfusion.
2Priority ActionEstablish two large-bore IV lines (if possible) and initiate a bolus of isotonic IV fluid (e.g., 0.9% NS 20 mL/kg). This is your first independent nursing action while notifying the provider.
3Simultaneous Management* Obtain vital signs and pain assessment (using a validated scale like FACES or numeric).
* Draw labs (CBC, reticulocyte count, blood cultures) from the IV start if possible to avoid multiple sticks.
* Administer prescribed IV opioids for pain promptly after the fluid bolus is initiated.
* Apply oxygen only if SpO2 is < 95%.
4Ongoing MonitoringStrict I&O (urine output goal >1 mL/kg/hr), frequent pain reassessment, monitor for signs of acute chest syndrome (respiratory status), and neurological changes (stroke risk).
Patient Safety and Precautions:
* Watch out for confusion! Do not delay IV fluids for any reason. Pain meds may be less effective if the patient is volume-depleted.
* Be vigilant for signs of opioid-induced respiratory depression, especially when combining with benzodiazepines for anxiety.
* Fever management: Use acetaminophen. Avoid ibuprofen if renal function is questionable or platelet count is low.
Nursing Procedure & Medication FlowIV Fluid Resuscitation in VOC:
1OrderProvider order for IV fluids (e.g., D5 1/2 NS with 20 mEq KCl/L at 1.5x maintenance).
2AccessInsert largest gauge IV possible (e.g., 20-22g in pediatric patient).
3BolusAdminister initial 20 mL/kg bolus of 0.9% NS over 30-60 minutes as ordered.
4CalculationExample for 40 kg child: 40 kg * 20 mL/kg = 800 mL bolus.
5MaintenanceSwitch to maintenance fluids with added potassium (once urine output is established) to replace losses and maintain hydration.
A Word from Your Senior Nurse
"In the chaos of a sickle cell crisis, your calm, systematic approach is everything. Remember, that child's pain is real and severe—believe them. But your brain must work like this: 'Pain is the symptom, dehydration is the fuel. Put the fire (sickling) out first with fluids, then treat the pain.' You are their advocate. Never hesitate to escalate care if you see respiratory distress or neurological changes. Mastering this prioritization will save lives and is absolutely what the NCLEX wants you to know."