You are a nurse caring for a 10-year-old child diagnosed with Duchenne Muscular Dystrophy (DMD). The child is experiencing difficulty with walking and frequent falls.
What is the most appropriate nursing intervention to promote mobility and prevent falls for this patient?
Advise the use of a wheelchair at all times to prevent falls.
Encourage regular physical therapy sessions focusing on strengthening exercises.
Increase calcium and vitamin D intake to improve muscle strength.
Limit physical activity to prevent muscle fatigue and protect from injury.
The Correct Answer is B
Choice A rationale
While wheelchairs offer mobility assistance, their continuous use can lead to muscle atrophy and further deconditioning in individuals with Duchenne Muscular Dystrophy. Promoting some level of independent movement, even with assistive devices, is crucial for maintaining existing muscle function and delaying disease progression. Over-reliance on a wheelchair might prematurely reduce weight-bearing activities vital for bone health and circulation.
Choice B rationale
Regular physical therapy, specifically focusing on strengthening exercises adapted for Duchenne Muscular Dystrophy, is paramount. This helps maintain existing muscle strength, slow the progression of muscle weakness, improve joint flexibility, and enhance overall functional mobility. Tailored exercises can also address compensatory movements and improve balance, thereby reducing the risk of falls and promoting ambulation for as long as possible.
Choice C rationale
While calcium and vitamin D are essential for bone health, their direct impact on improving muscle strength in the context of Duchenne Muscular Dystrophy is limited. DMD is a genetic disorder characterized by the absence of dystrophin, a protein vital for muscle fiber integrity. Supplementation may support bone density, but it does not address the underlying muscular dystrophy pathology or directly enhance muscle contractility.
Choice D rationale
Limiting physical activity excessively in Duchenne Muscular Dystrophy can lead to disuse atrophy, contractures, and a more rapid decline in mobility. A balanced approach is necessary, encouraging appropriate levels of activity to maintain muscle function without causing excessive fatigue or injury. Over-restriction can negatively impact both physical and psychological well-being, accelerating the progression of immobility.
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Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
Choice A rationale
Performing a fasciotomy is a surgical procedure, not an initial nursing intervention. While it may be necessary to relieve compartment syndrome, it is outside the scope of nursing practice and is typically performed by a physician. The nurse's role is to identify the signs and symptoms and escalate to the medical team for this definitive treatment.
Choice B rationale
Loosening the cast dressings or bandages directly addresses the potential cause of compartment syndrome by reducing external compression. This action aims to improve blood flow and nerve function by alleviating pressure on the neurovascular structures within the confined space. This can prevent further tissue ischemia and damage.
Choice C rationale
Elevating the affected limb above heart level can paradoxically worsen compartment syndrome. Elevation decreases arterial perfusion pressure, further compromising blood flow to the already ischemic tissues within the rigid fascial compartment. This can exacerbate tissue hypoxia and cellular damage, increasing the risk of irreversible injury.
Choice D rationale
Applying ice to the affected area causes vasoconstriction, which would further reduce blood flow to the compromised tissues within the compartment. This decrease in perfusion would exacerbate ischemia and hypoxia, potentially worsening tissue damage and accelerating the progression of compartment syndrome. Therefore, ice application is contraindicated.
Correct Answer is A
Explanation
Choice A rationale
Repositioning the client to a left lateral position aims to improve uteroplacental perfusion by alleviating compression of the inferior vena cava by the gravid uterus. This enhances venous return to the mother's heart, increasing cardiac output and ultimately improving blood flow and oxygen delivery to the placenta and fetus, which can resolve late decelerations caused by uteroplacental insufficiency.
Choice B rationale
Documenting findings is a crucial nursing responsibility, but it is not the immediate intervention for addressing late decelerations. Scientific principles dictate that physiological stabilization takes precedence over documentation when fetal well-being is compromised. Documentation would follow after initial interventions are implemented to improve the fetal status.
Choice C rationale
Adjusting fetal monitor sensors might be necessary if the tracing is poor quality, but it does not directly address the physiological cause of late decelerations. Late decelerations reflect uteroplacental insufficiency, not merely a monitoring artifact. Addressing the underlying physiological compromise is the priority before troubleshooting equipment.
Choice D rationale
Inserting a fetal scalp electrode provides a more accurate assessment of fetal heart rate by directly monitoring the fetus. However, this is an invasive procedure and is typically considered after initial conservative measures, such as maternal repositioning and oxygen administration, have been attempted without resolution of the late decelerations.
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