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Flashcards in 5- Orthopaedic Infections Deck (9)
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1

What is osteomyelitis?

Infection of bone, including its marrow

2

What are the main mechanisms by which bone can become infected?

Penetrating trauma/surgery
Haematogenous spread

3

What is a sequestrum?

Dead segment of bone

4

What is the significance clinically of sequestrums?

Once one develops, antibiotics will not cure infection

5

Why do kids tend to get acute osteomyelitis more than adults?

Metaphyses have poor/slow blood flow which enables bacteria to accummulate easier

6

Which organism is the commonest cause of bone infections?

Staph. aureus

7

Chronic osteomyelitis cannot be treated by antibiotics alone. True/False?

True
Surgical debridement also usually required

8

Which group of people are particularly at risk of osteomyelitis of the spine?

IV drug users
Diabetics
Immunocompromised

9

List clinical features of osteomyelitis of spine

Constant insidious back pain
Paraspinal muscle spasm
Spinal tenderness
Systemic upset