A nurse is caring for a client with left-sided weakness foll… | 마이메르시 MyMerci
Fundamentals
문제

A nurse is caring for a client with left-sided weakness following a stroke. Which positioning technique is most appropriate to prevent complications and promote optimal recovery?

해설
Positioning the client in side-lying on the unaffected side with the affected arm supported on a pillow is most appropriate to prevent complications like shoulder subluxation, contractures, and aspiration. Other options (positioning on affected side, dependent arm, supine) can increase risks of injury or impair recovery.

심화 해설

Core Nursing Explanation Key Concept Analysis: This question assesses proper positioning for a patient with Hemiparesis (one-sided weakness) following a Stroke (Cerebrovascular Accident, CVA). The goal is to prevent common complications of immobility and neurological impairment while promoting functional recovery. Key principles include preventing shoulder subluxation (partial dislocation), contractures, edema, and aspiration.

Answer Rationale: Key Point! Positioning on the unaffected side with the affected arm supported on a pillow is a standard, protective intervention. This position:
1. Protects the shoulder: The pillow supports the full length of the flaccid arm, preventing the weight of the arm from pulling the humeral head out of the glenoid fossa (subluxation).
2. Promotes drainage: Elevating the arm on a pillow facilitates venous and lymphatic drainage, reducing dependent edema.
3. Maintains alignment: It helps maintain functional anatomical alignment of the joints, preventing contractures.
4. Enhances safety: Lying on the unaffected side reduces the risk of aspiration if the patient has dysphagia, as secretions are less likely to pool in the dependent airway.

Distractor Analysis:
Watch out for confusion! Option ①: Positioning on the affected side for extended periods is contraindicated early on. It can cause excessive pressure on the insensate limb, leading to skin breakdown (pressure injury), and does not properly support the shoulder joint, risking injury.
• Option ②: Keeping the arm in a dependent position is harmful. It promotes gravitational dependent edema, increases pain, and is a primary cause of shoulder subluxation due to the unsupported weight of the limb.
• Option ③: Maintaining a supine position with pillows under the knees promotes hip and knee flexion contractures. It also places the patient at higher risk for aspiration and does nothing to support the affected upper extremity.

Related Concepts: Proper positioning is part of the Neurodevelopmental Sequence (NDT) or Bobath approach to stroke rehabilitation. Other key interventions include range of motion (ROM) exercises, use of a lap tray or arm trough when sitting, and early mobilization to prevent complications like deep vein thrombosis (DVT) and pneumonia. Concept SummaryGoal: Prevent subluxation, contractures, edema, aspiration, and skin breakdown.
Key Position: Side-lying on unaffected side with affected arm supported on pillows.
Other Positions: Supine with affected shoulder protracted and arm supported; sitting with arm supported on a lap tray.
Complications to Prevent: Shoulder subluxation, shoulder-hand syndrome, flexion contractures, pressure ulcers, dependent edema. Side-by-Side Comparison!
Positioning StrategyRationale & BenefitRisk if Misapplied
Side-lying on Unaffected Side (Correct)Protects shoulder, reduces edema, prevents aspiration, maintains alignment.Must ensure proper pillow support under entire affected arm and leg.
Supine with Knees FlexedSometimes used briefly for comfort.Promotes hip/knee flexion contractures; poor for airway or arm support.
Affected Arm DependentNone.Causes shoulder subluxation, edema, pain (Shoulder-hand syndrome).
Anatomy, Physiology & Pharmacology PointsAnatomy: The shoulder joint (glenohumeral joint) is a shallow ball-and-socket joint, inherently unstable. Muscular tone (especially from the rotator cuff) is required for stability. Flaccid paralysis after a stroke removes this support.
Pathophysiology: Hemiparesis leads to loss of motor and sensory function. Without intervention, gravity pulls the humerus downward, stretching the joint capsule and causing subluxation.
Pharmacology (Indirect): Medications like anticoagulants (e.g., warfarin, apixaban) may be used for stroke prevention, but do not directly affect positioning needs. Pain management (e.g., for shoulder pain) may be necessary. Memory TipsAcronym: S.P.A. for priorities in affected arm care: Support (with pillows), Protract the shoulder (gently forward), Avoid dependency.
Visual Cue: "The good side down." Lie on the strong (unaffected) side to protect the weak side.
Mnemonic: "Pillows Prevent Problems" – Use pillows to support, elevate, and align. High-Frequency NCLEX Topics Positioning for stroke patients is a Core safety and basic care topic. The NCLEX-RN frequently tests:
1. Identifying correct vs. harmful positioning techniques.
2. Linking a position to the complication it prevents (e.g., "Which position prevents shoulder subluxation?").
3. Prioritizing care: Positioning, airway, and skin integrity are often high-priority interventions. Watch Out for Question Variations! • Instead of asking for the position, the question may ask: "The nurse is evaluating care for a client with left hemiparesis. Which observation indicates the positioning is effective?" (Correct answer: Affected arm is supported on a pillow without edema).
• Or: "Which finding requires immediate intervention for a client post-stroke?" (Correct answer: Affected arm hanging loosely at the side of the wheelchair).
• The concept can be integrated with aspiration precautions (positioning to protect the airway) or range of motion exercises.

임상 시나리오

Nursing Clinical Practice Guide Clinical Scenario: Mr. Johnson, 68, is day 2 post-right ischemic CVA. He has left-sided hemiparesis, left facial droop, and mild dysphagia. He is alert but fatigues easily.

Nursing Intervention Strategy:
1. Assessment: Perform a thorough neurovascular assessment of the affected side (color, temperature, capillary refill, sensation, movement, pain). Assess the shoulder for a palpable gap (sign of subluxation). Monitor for edema in the hand and arm.
2. Planning & Implementation:
Positioning Schedule: Reposition at least every 2 hours. Use a written schedule (e.g., unaffected side → supine → affected side for limited periods only with careful support).
Supine Position Technique: Place a small pillow under the affected shoulder to protract it slightly. Support the entire arm on a pillow with the hand slightly elevated above the elbow. Place a trochanter roll alongside the affected hip/thigh to prevent external rotation. Avoid pillows under the knees.
Sitting (in bed or chair): Use a lap tray or arm trough on the wheelchair to support the affected arm. Ensure feet are flat on the floor or footrests.
3. Patient/Family Education: Teach family members the "why" and "how" of positioning. Demonstrate proper pillow placement. Emphasize never to pull on the affected arm when moving the patient.

Patient Safety and Precautions:
Contraindication: Never use overhead trapezes for the patient to pull up with the affected arm. This can severely injure the shoulder.
Skin Integrity: Perform frequent skin assessments over bony prominences, especially on the insensate side.
During Transfers: Support the affected arm during all transfers and movements. Use a gait belt. Nursing Procedure & Medication Flow Procedure: Positioning a Patient with Hemiparesis in Side-Lying (Unaffected Side Down)
1. Explain the procedure to the patient.
2. Gather pillows (at least 2-3).
3. Assist the patient to roll onto their strong side.
4. Place one or two pillows lengthwise under the entire affected arm, from shoulder to hand, ensuring the hand is higher than the elbow.
5. Flex the affected knee slightly and place a pillow between the legs to prevent adduction and pressure on the malleoli.
6. Ensure the head of bed is elevated 30 degrees if aspiration risk is present.
7. Document the position and skin condition. A Word from Your Senior Nurse Positioning might seem like a simple task, but for a stroke patient, it's a critical, therapeutic intervention that you, the nurse, own. In clinical practice, I've seen the painful consequences of a neglected, dependent arm—severe edema, a subluxed shoulder, and delayed rehab. Your knowledgeable hands, placing those pillows just right, are providing passive therapy every hour. On the NCLEX, they're testing your understanding of physiological consequences and preventive care. Always ask yourself: "Is this position supporting, protecting, and aligning the body for recovery?" That mindset will guide you to the right answer every time.

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