Paediatric Orthopaedic Conditions Flashcards

1
Q

What is developmental dysplasia of the hip (DDH)?

A

Dislocation/subluxation of the femoral head during the perinatal period

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2
Q

Give some risk factors for DDH

A
Female sex
Family history
Breech birth
First born
Down's syndrome
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3
Q

Give some signs and symptoms of DDH

A

Limb shortening
Asymmetric groins
Thigh skin creases

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4
Q

What is a positive Barlow’s test for DDH?

A

When there is a click on dislocating the hip with flexion

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5
Q

What is a positive Ortolani’s test for DDH?

A

When there is a click on reducing a dislocated hip with abduction

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6
Q

What investigations are used for DDH?

A

Ultrasound - from 0 to 4-6 months

X-ray - from 4-6 months onward

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7
Q

How is DDH mainly treated?

A

Pavlik harness - keeps hips in comfortable flexion and abduction

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8
Q

What is the commonest cause of hip pain in children?

A

Transient synovitis

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9
Q

What is transient synovitis?

A

Self-limiting synovial inflammation following a viral URTI

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10
Q

Give some signs and symptoms of transient synovitis

A
Pain
Limp
Reluctance to weight bear
Reduced motion
Low grade fever
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11
Q

How is transient synovitis treated?

A

NSAIDs and rest

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12
Q

What is Perthes disease?

A

An idiopathic osteochondritis of the femoral head leading to AVN and collapse

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13
Q

Who does Perthes tend to affect?

A

Very active and short boys aged 4-9

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14
Q

Give some signs and symptoms of Perthes

A

Pain and limp
Loss of internal rotation and abduction
Positive Trendellenburg test

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15
Q

How is Perthes treated?

A

X-ray observation

Avoid physical activity

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16
Q

What is slipped upper femoral epiphysis (SUFE)?

A

When the femoral head epiphysis slips inferiorly compared to the femoral neck

17
Q

Who does SUFE affect?

A

Overweight pre-pubertal adolescent boys

18
Q

Give some signs and symptoms of SUFE

A
Pain and limp
Knee pain (so examine hip)
Loss of hip internal rotation
19
Q

How is SUFE treated?

A

Pinning the femoral head to prevent slippage

20
Q

Osgood-Schlatter’s disease is an inflammation of what?

A

Tibial tubercle apophysis

21
Q

What occurs in osteochondritis dissecans?

A

When a fragment of hyaline cartilage with bone fragments break off the joint surface

22
Q

What are some signs and symptoms of osteochondritis dissecans?

A

Poorly localised pain
Effusion
Locking

23
Q

What is the main investigation for osteochondritis dissecans?

A

MRI

24
Q

How is osteochondritis dissecans treated?

A

Surgical removal of fragments

25
Q

How is talipes equinovarus better known?

A

Clubfoot

26
Q

What is the pathogenesis of talipes equinovarus?

A

Abnormal alignment of joints between talus, calcaneus and navicular causing contractures of soft tissue

27
Q

What are the signs of clubfoot?

A

Ankle equinus (plantarflexion)
Forefoot supination
Varus forefoot

28
Q

Give some risk factors for clubfoot

A

Male sex
Positive family history
Breech position
Low amniotic fluid content

29
Q

How is clubfoot treated?

A

Ponseti splintage

Achilles tendon tenotomy

30
Q

What is scoliosis?

A

Lateral curvature of the spin

31
Q

How is painful scoliosis imaged?

A

MRI

32
Q

What is spondylolisthesis?

A

Slippage of one vertebrae over another

33
Q

Where does spondylolisthesis commonly occur?

A

L4/L5

L5/S1

34
Q

Give some signs and symptoms of spondylolisthesis

A

Adolescents
Increased body weight
Increased sporting activity
Waddling gait

35
Q

How is spondylolisthesis treated?

A

Minor slippage - rest and physiotherapy

Severe slippage - stabilisation