# A 12-year-old adolescent is admitted with acute osteomyelitis of the left femur. The child has been receiving IV antibiotic therapy for 48 hours. Which nursing intervention is most important to implement at this time?

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> url: https://mymerci.kr/pages/nclex_q.php?qn_id=542396  
> language: ko  
> subject: Child Health

## 문제

A 12-year-old adolescent is admitted with acute osteomyelitis of the left femur. The child has been receiving IV antibiotic therapy for 48 hours. Which nursing intervention is most important to implement at this time?

## 보기

1. Encourage the child to bear weight on the affected leg to prevent muscle atrophy
2. Apply heat to the affected area to increase circulation and reduce pain
3. Immobilize the affected extremity and maintain strict bed rest **✔ 정답**
4. Massage the affected area gently to promote blood flow and healing

**정답: 3**

## 해설

Immobilization is crucial to prevent pathological fractures and reduce pain in osteomyelitis. Other interventions like weight-bearing, heat, or massage can worsen the condition.

## 심화 해설

Clinical Judgment
This question assesses the ability to determine the most important nursing intervention in the initial management of a child with Acute Osteomyelitis. While 48 hours after starting antibiotic therapy is a critical point when infection control begins, the bone itself remains vulnerable. The core principle is **protecting the infected bone and preventing complications**. Option 3, 'Immobilization of the affected area and absolute rest,' is essential to prevent pathological fractures, reduce pain, and create an optimal environment for healing. Other interventions could be harmful if applied at this stage.

Memory Tip:
Remember **R**est, **I**mmobilize, **A**ntibiotics, **M**onitor (RIAM). These are the four pillars of osteomyelitis management. Think, "Movement without immobilization **breaks the bone**."

KR vs US:
The basic principles of osteomyelitis management (immobilization, antibiotics, pain management) are the same in both Korea and the US. However, in the US, Neurovascular Assessment tends to be more systematized and performed more frequently (e.g., checking CMS: Circulation, Motor, Sensation every 2-4 hours), and there is a tendency to actively utilize Home IV Antibiotics programs.

## 임상 시나리오

Clinical Practice Guide
The initial management protocol for pediatric acute osteomyelitis is as follows:
1.  Absolute rest and immobilization: Completely immobilize the affected area using splints, casts, or traction.
2.  Neurovascular assessment: Regularly assess including the 5Ps of Pain, Pallor, Pulselessness, Paresthesia, and Paralysis.
3.  Antibiotic management: Administer prescribed IV antibiotics accurately and on time.
4.  Pain management: Use a multimodal approach including non-opioid and opioid analgesics.

Caution:
In SATA (Select All That Apply) questions, "Weight-bearing" or "Massage" can never be the correct answer during the acute phase. "Heat Application" is also contraindicated during the acute inflammatory phase as it can promote the spread of infection through vasodilation. In "most important" questions, always select interventions focused on safety and prevention of complications.

## 핵심 개념

- **Osteomyelitis** — Infection occurring in the bone and bone marrow. It is mainly caused by bacteria (e.g., Staphylococcus aureus) and can spread through the bloodstream or directly invade after trauma.
- **Pathological Fracture** — A fracture that occurs with a force much smaller than what normal bone can withstand. It happens when the bone is weakened due to an underlying condition (e.g., osteoporosis, tumor, infection).
- **Immobilization** — Restricting or completely stopping the movement of a body part. Used to relieve pain, promote healing, and prevent further injury in cases of osteomyelitis, fractures, or severe inflammation.
- **Neurovascular Assessment** — Assessing the functional status of peripheral nerves and blood vessels. This involves systematically checking circulation (pulse, skin color, temperature), motor function, and sensory function to detect complications such as compartment syndrome early.
- **Hematogenous Spread** — The spread of pathogens from one part of the body to another through the bloodstream. It is the most common route of infection in pediatric osteomyelitis.

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