A nurse is assessing a 72-year-old postmenopausal woman who … | 마이메르시 MyMerci
Adult Health
문제

A nurse is assessing a 72-year-old postmenopausal woman who reports chronic back pain and loss of height. Which assessment finding would be most indicative of osteoporosis?

해설
Kyphosis with forward head posture is most indicative of osteoporosis, as it results from vertebral compression fractures due to bone loss. Other options (knee pain, muscle weakness, joint swelling) are associated with different musculoskeletal conditions.

심화 해설

Core Nursing Explanation Key Concept Analysis: This question assesses the ability to identify the classic clinical manifestation of Osteoporosis in an older, postmenopausal woman. Osteoporosis is a metabolic bone disease characterized by decreased bone mass and deterioration of bone microarchitecture, leading to increased fragility and risk of fracture. The pathophysiology involves an imbalance where bone resorption outpaces bone formation, a process accelerated by estrogen deficiency after menopause. The most common and significant clinical consequence is fracture, particularly of the vertebrae, hip, and wrist.

Answer Rationale: Key Point! The correct answer is Kyphosis of the thoracic spine with forward head posture. This finding, often called a "dowager's hump," is a direct result of multiple, often silent, vertebral compression fractures. As the anterior portion of the vertebral body collapses due to weakened bone, the spine curves forward, leading to a loss of height and the characteristic posture. This is a hallmark sign of advanced osteoporosis.

Distractor Analysis: Watch out for confusion! Option ②, "Bilateral knee pain with morning stiffness lasting 30 minutes," is more indicative of Osteoarthritis or inflammatory arthritis like Rheumatoid Arthritis (RA). Morning stiffness in RA typically lasts longer (>1 hour).
Option ③, "Muscle weakness in the lower extremities with cramping," could suggest electrolyte imbalances, neurological issues, or deconditioning, but it is not a primary or specific sign of osteoporosis.
Option ④, "Joint swelling and warmth in the hands and wrists," is a classic sign of an inflammatory arthritis process, such as Rheumatoid Arthritis (RA) or gout, not a non-inflammatory bone disease like osteoporosis.

Related Concepts: The primary risk factors for osteoporosis include advanced age, female sex, postmenopausal status, low body weight, family history, and long-term corticosteroid use. Diagnosis is confirmed by Dual-energy X-ray absorptiometry (DEXA scan), which measures bone mineral density (BMD). Nursing care focuses on fall prevention, adequate calcium and vitamin D intake, weight-bearing exercise, and medication adherence (e.g., bisphosphonates).

Concept Summary Osteoporosis: Bone resorption > Bone formation → Decreased Bone Mass → Bone Fragility → Fracture (Vertebrae, Hip, Wrist).
Key Sign: Vertebral Compression Fractures → Kyphosis (Dowager's Hump) + Height Loss.
Key Risk: Postmenopausal women (estrogen deficiency).

Side-by-Side Comparison!
ConditionKey PathophysiologyCharacteristic Assessment Findings
OsteoporosisDecreased bone mass, non-inflammatoryKyphosis, height loss, back pain from fractures, NO joint swelling/warmth
Osteoarthritis (OA)Wear-and-tear joint cartilage degenerationJoint pain worse with use, stiffness

임상 시나리오

Nursing Clinical Practice Guide Clinical Scenario: You are a nurse on a medical-surgical unit. Mrs. Johnson, a 72-year-old widow, is admitted after a minor fall at home resulting in wrist pain. She mentions her chronic back pain has worsened over the years and that she's "shrunk" 2 inches since her 50s. On assessment, you note a pronounced curvature in her upper back.

Nursing Intervention Strategy: 1. Assessment: Perform a thorough fall risk assessment (e.g., Morse Fall Scale). Assess pain level, location, and characteristics. Measure height and observe posture. Review medications (especially corticosteroids, sedatives). Obtain a detailed history of fractures.
2. Nursing Diagnosis & Planning: Primary diagnosis: Risk for injury (falls and fractures) related to bone fragility and possible gait instability. The plan focuses on safety and education.
3. Implementation: * Safety: Ensure call light is within reach, bed is in low position, and room is free of clutter. Implement fall precautions signage. Assist with ambulation as needed.
* Pain Management: Administer analgesics as ordered and use non-pharmacological methods (positioning, heat/cold therapy).
* Education: Teach about a diet rich in calcium (dairy, leafy greens) and vitamin D (fatty fish, fortified foods; sunlight exposure). Discuss the importance of prescribed medications (bisphosphonates) and their proper administration. Encourage safe, regular weight-bearing exercises like walking or tai chi.
4. Evaluation: Evaluate the client's understanding of safety measures, ability to manage pain, and knowledge of disease management. Monitor for any new pain, which could indicate a new fracture.

Patient Safety and Precautions: The greatest immediate threat is another fall leading to a debilitating hip fracture. All nursing actions should prioritize a safe environment. For clients on bisphosphonates, monitor for and educate about potential side effects like jaw osteonecrosis (report dental pain) and atypical femur fractures.

Nursing Procedure & Medication Flow Administering Oral Bisphosphonates (e.g., Alendronate): 1. Ensure the medication is scheduled for the first thing in the morning. 2. Instruct the patient to take it with a full 8-oz glass of plain water (not coffee, juice, or mineral water). 3. The patient must remain upright (sitting or standing) for at least 30-60 minutes after ingestion and until after eating the first food of the day. 4. Rationale: This procedure minimizes the risk of medication reflux and esophageal ulceration, and ensures optimal absorption.

A Word from Your Senior Nurse "Osteoporosis is often called a 'silent thief' because bone loss happens without symptoms until a fracture occurs. As nurses, our superpower is prevention and early detection. When you see an older adult with that stooped posture, think beyond 'just aging'—think 'fragile bones needing protection.' Your keen assessment and relentless focus on fall prevention can literally save them from a life-altering injury. On the NCLEX, they want to see that you connect the dots: risk factors → pathophysiology → classic sign → priority nursing action (SAFETY!). Think like a guardian."

핵심 개념

  • Osteoporosis — A metabolic bone disease characterized by low bone mass and microarchitectural deterioration, leading to increased bone fragility and fracture risk.
  • Kyphosis — An excessive outward curvature of the thoracic spine, causing a hunchback or rounded upper back appearance; a common consequence of vertebral compression fractures in osteoporosis.
  • Vertebral Compression Fracture — A fracture in which a vertebral body collapses, often due to weakened bone from osteoporosis. It can cause acute back pain, height loss, and kyphosis.
  • Dual-energy X-ray Absorptiometry (DEXA scan) — The gold standard diagnostic test for measuring bone mineral density (BMD) to diagnose osteoporosis and assess fracture risk.
  • Bisphosphonates — A class of drugs that inhibit bone resorption by osteoclasts, used to treat and prevent osteoporosis. Examples include alendronate and risedronate.

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