MSK Flashcards

1
Q

can swaddling cause DDH

A

yes, in extension

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2
Q

DDH range of movement

A

limited hip abduction

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3
Q

DDH investigations

A

USS if <4/12 (done in 2-4 weeks if symptoms, or 6 weeks if RF only)
X ray if >4/12

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4
Q

typical cause of osteomyelitis/septic arthritis

A

bacteraemia

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5
Q

Duchenne’s CK level

A

high in babies
low in older children (muscle wasting)

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6
Q

drug for SLE

A

hydroxychloroquine

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7
Q

drug to avoid in SLE

A

sulfasalazine

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8
Q

area affected in normal ostemyelitis

A

metaphysis

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9
Q

area affected in sickle cell osteomyelitis

A

diaphysis

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10
Q

SUFE slip

A

proximal femoral epiphysis slips posteriomedially

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11
Q

ANA increases risk of

A

iridocyclitis

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12
Q

X ray finding of septic arthritis

A

widened joint space

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13
Q

HSP markers

A

raised IL6 and TNFa

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14
Q

HSP rash

A

initially blanchable

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15
Q

definitive test for Duchennes

A

muscle biopsy (not necessary after genetic diagnosis)

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16
Q

features of congenital scoliosis

A

primary school children
part of a syndrome

17
Q

features of idiopathic scoliosis

A

secondary school children
otherwise well

18
Q

compensatory scoliosis

A

leg length discrepancy

19
Q

Erb’s palsy nerve and Ix

A

C5/6 - upper trunk where the two meet
XR for clavicle/humeral #

20
Q

features of systemic JIA

A

Still’s disease
salmon rash
ANA/RF -ve

21
Q

features of oligoarticular JIA

A

4 or fewer
anterior uveitis
ANA +ve

22
Q

extended JIA

A

initially 4 or fewer joints, extending to 5 or more after 6 months

23
Q

features of polyarticular JIA

A

5 or more joint
RF -ve

24
Q

features of enthesis related JIA

A

HLA B27
IBD/psoriasis
anterior uveitis

25
kyphosis vs scoliosis
kyphosis = forwards scoliosis = sideways
26
Scheuermann's
anterior side of vertebra grows more slowly resulting in kyphosis
27
migratory arthritis
rheumatic fever
28
SUFE range of movement
external rotation on hip flexion
29
cause of reactive arthritis
Chlamydia
30
XR for scoliosis
full spine
31
joint pain and ANA
JIA SLE