WEEK 6-Musculoskeletal Flashcards

(50 cards)

1
Q

What is osteoporosis

A

A metabolic bone disease where bone resorption exceeds formation, leading to decreased bone density, porous bones and increased fracture risk

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2
Q

What causes osteoporosis at the cellular level

A

Imbalance between osteoclast (bone-resorbing) and osteblast (bone-building) activity, driven by hormones, cytokines and vitamin deficiencies

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3
Q

What are modifiable risk factors osteoporosis

A

smoking, alcohol use, low calcium/vitamin D intake, sedentary lifesttle, high caffeine or sodium and long-term corticosteroid use

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4
Q

What are non-midifiable risk factors for osteoporosis

A

Age>65, female sex, family history, endocrine disorders and post-menopausal status

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5
Q

What is DEXA scan and what does it measure?

A

A diagnostic test that measures bone mineral density (BMD), reported as a T-score to diagnose osteoporosis and fracture risk

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6
Q

What are complications of advanced osteoporosis

A

Pathological fractures (hip, vertebrae, wrist), kyphosis, height loss and chronic pain

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7
Q

What is degenerative disk disease (DDD)

A

age-related deterioration or herniation of spinal discs leading to pain, reduced mobility and nerve root compression

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8
Q

What are clinical manifestations of lumbar DDD

A

lower back pain, radiculopathy, reduced flexibility and muscle weakness

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9
Q

what conservative treatments are used for DDD

A

Physiotherapy, spinal bracing, core strengthening, NSAIDs, anglesics and antidepressants

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10
Q

When is surgery indicated for DDD

A

For severe pain or neurological deficits to conservative treatment

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10
Q

What is osteoarthritis (OA)

A

a degenerative joint disease caused by cartilage breakdown, leading to pain, stiffness and reduced mobilty

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11
Q

How does OA progress pathophysiologically

A

Cartilage becomes thin and brittle, osteophytes form, joint space narrows, and synovial inflammation can develop.

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12
Q

What are symptoms of OA?

A

Joint stiffness (especially in the morning), pain, crepitus, swelling, and asymmetry.

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13
Q

What joints are most commonly affected in OA?

A

Knees, hips, spine, and hands.

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14
Q

What is rheumatoid arthritis (RA)?

A

A chronic autoimmune disease causing systemic inflammation and symmetrical joint destruction.

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15
Q

What are early systemic signs of RA?

A

What are early systemic signs of RA?

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16
Q

What are early systemic signs of RA?

A

Small joints (hands, feet), and eventually larger joints (knees, elbows).

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17
Q

What is pannus in RA?

A

Inflammatory granulation tissue that invades and destroys cartilage and bone within joints.

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18
Q

What are common deformities in RA?

A

Swan neck, boutonnière, and ulnar deviation of the fingers.

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19
Q

Swan neck, boutonnière, and ulnar deviation of the fingers.

A

Disease-modifying anti-rheumatic drugs that slow progression of RA and PsA (e.g., methotrexate).

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20
Q

What is psoriatic arthritis (PsA)?

A

An inflammatory arthritis associated with psoriasis, involving skin, nails, and joints.

21
Q

What are symptoms of PsA?

A

Joint pain, swelling, dactylitis (sausage digits), enthesitis, and nail changes like pitting.

22
Q

What is gout?

A

A type of arthritis caused by excess uric acid leading to crystal deposits in joints.

23
Q

What joint is commonly affected in gout?

A

The first metatarsophalangeal joint (big toe).

24
What are triggers of gout flares?
Alcohol, red meat, seafood, dehydration, trauma, and some medications (e.g., diuretics).
25
What are signs of acute gout?
Sudden joint pain, swelling, redness, warmth, and systemic inflammation (e.g., fever).
26
What is tophi?
Visible deposits of urate crystals in soft tissues from chronic gout.
27
What is septic arthritis?
A joint infection, usually bacterial, causing rapid inflammation, pain, and joint destruction.
28
What are signs of septic arthritis?
Single hot, swollen joint, severe pain, fever, decreased ROM, and systemic symptoms.
29
What is the most common pathogen in septic arthritis?
Staphylococcus aureus.
30
How is septic arthritis treated?
Urgent IV antibiotics and possible surgical drainage
31
What pharmacological classes are used in musculoskeletal disorders?
NSAIDs, corticosteroids, analgesics, DMARDs, bisphosphonates, and anti-gout agents.
32
What do bisphosphonates do?
Inhibit bone resorption by osteoclasts, used in osteoporosis treatment.
33
Name a biological DMARD.
Etanercept — targets TNF-alpha to reduce inflammation in autoimmune arthritis.
34
What is a major nursing consideration when giving corticosteroids?
Monitor blood glucose, bone density, infection risk, and wean off gradually to prevent adrenal suppression.
35
What are nursing interventions for arthritis?
Pain management, promoting mobility, heat/cold therapy, education on medication adherence, and joint protection.
36
What are signs of musculoskeletal deterioration?
Sudden pain, immobility, neurological deficit, fever (septic arthritis), or worsening deformity.
37
What assessments are involved in a focused musculoskeletal exam?
Inspection, palpation, ROM, strength, gait, posture, swelling, and functional limitation.
38
What is the nursing management after a fracture?
Neurovascular observations, pain relief, immobilisation, elevation, wound care, and pressure area prevention.
39
What is the goal of nursing care in osteoporosis?
Prevent falls and fractures, promote bone health, manage pain, and support safe mobility.
40
What are signs of a fat embolism post-fracture?
Respiratory distress, altered mental status, petechial rash.
41
What is ankylosis?
Abnormal fusion of bones within a joint, often seen in advanced arthritis.
42
How is gout diagnosed?
Joint aspiration showing monosodium urate crystals, high serum uric acid, and clinical presentation.
43
What is enthesitis in PsA?
Inflammation at the site where tendons/ligaments insert into bone.
44
What is subluxation in RA?
Partial dislocation of a joint due to ligament and cartilage damage.
45
What team members are involved in MSK management?
Nurse, GP, rheumatologist, physiotherapist, pharmacist, orthopaedic surgeon, and occupational therapist.
46
What is fibrous ankylosis?
Joint stiffness due to fibrous tissue proliferation and loss of cartilage — a late-stage complication of arthritis.
47
Why is patient education vital in MSK care?
It supports medication adherence, lifestyle modification, injury prevention, and early recognition of flares.
48
What is kyphosis and what causes it in osteoporosis?
An excessive outward curve of the spine caused by vertebral compression fractures.
49
What are common complications of untreated RA?
Joint deformity, disability, systemic inflammation, lung disease, and premature cardiovascular disease.