Paediactrics - Fractures and NAI Flashcards

1
Q

Why do childrens fractures heal quickly?

A

Metabolically active periosteum

Cellular bone

Good blood supply

Often low velocity trauma

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2
Q

What are the 3 important things you have to remember for treating childrens fractures since the fractures heal quickly?

A

Fixation is not usually required

Do not over immobilise

Do not over treat

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3
Q

What are the 4 types of fracture in children?

A

Complete fracture
Greenstick fracture
Buckle (torus)
Plastic deformity

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4
Q

Name 4 conservative treatments for childrens fractures

A

Cast
Braces
Splints
Traction

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5
Q

Describe the options for operative treament in children fractures

A

External fixation

  • Monolateral
  • Circular

Internal fixation

  • IM nail (rigid or elastic)
  • Biological
  • Plate fixation
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6
Q

Children’s fracture re-modeling is more evident in what plane?

A

Plane of joint movement

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7
Q

What factors give better remodelling?

A

Translation > angulation > rotation

More remodelling in metaphyseal region

Greater potential in younger patient

Degree of deformity

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8
Q

Remodelling occurs well in what plane?

A

Plane of joint movement

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9
Q

Most children’s fractures need simple treatment.

Give 5 examples

A

Reduce the fracture (if needed)

Immobilise

Remove cast/ splint when healed

Joint stiffness rare

Open fractures debride

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10
Q

What are the children’s fracture principles?

Reduce fracture, cast

A

Increase deformity to reduce fracture

Bendy bones need bent cast to give straight limb

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11
Q

What is a periosteal hinge?

A

In certain fractures of long bones, the periosteum remains intact and acts as a hinge — it holds two pieces of the broken bone together

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12
Q

When would you supplement a cast with fixation?

6 points

A

Severe swelling likely

Need to re-inject wound (e.g. open fractures)

Multiple injuries

Segmental limb injuries

Fracture very unstable

Approaching Skeletal maturity

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13
Q

Is a physis stronger or weaker than ligaments?

A

Weaker

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14
Q

What is the risk to a child with physeal fractures?

A

Growth arrest risk

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15
Q

What classification helps to predict injuries that may affect growth

A

Salter-Harris Classification

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16
Q

What Salter-Harris classifications are low risk and which are high risk?

A

Low risk
-I and II

High risk
-III-V

17
Q

What is the commonest Salter-Harris fracture seen?

A

II

18
Q

What will you need to do with a Salter-Harris III if displaced?

A

Anatomical reduction and fixation

19
Q

How do you manage a Salter-Harris IV fracture?

A

ORIF if displaced

Monitor for growth arrest

20
Q

What is a Tillaux Fracture?

A

Tillaux fractures are Salter-Harris III fractures through the anterolateral aspect of the distal tibial epiphysis, with variable amounts of displacement

21
Q

List the warning signs of NAI

A

Inconsistant history

Delay in presentation

Fracture pattern does not fit mechanism described

Bruising (pattern and ages)

Burns

Multiple fractures, multiple stages of healing

Metaphyseal #, humeral shaft #

Rib #

Non-ambulant # of long bones

22
Q

Osteomyelitis is mainly seen where?

A

Around knee

23
Q

Osteomyelitis is usually what organism?

A

Staphylococcus

24
Q

How do you manage osteomyelitis?

A

Aim to prevent acute becoming chronic

Most require prolonged high dose antibiotics

Rarely require surgery