MSK Flashcards

1
Q

Weak external rotation (shoulder)

A

adhesive capsulitis

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2
Q

Antiphospholipid syndrome
APTT
PT
Plts

A

APTT prolonged
PT normal
Plts low (sometimes)

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3
Q

Gottrons papules

A

roughened red plaques on extensor surfaces
associated with dermatomyosytis

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4
Q

De Quervain’s tenosynovitis clinical test

A

Finkelstein test positive ie. she has pain over her radial styloid on forced abduction/flexion of the thumb.

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5
Q

Hydroxychloroquine SE

A

visual acquity

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6
Q

Rheumatoid arthritis most specific test

A

anti CCP (anti cyclic citrullinated peptide)

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7
Q

knee meniscal tears Fx

A

knee locking, giving way

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8
Q

ankylosing spondylitis Mx

A

1st - NSAIDs/ exercise
2nd - DMARD (sulfasalazine)
3rd - Anti TNF (etanercept)

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9
Q

Gout chronic Mx

A

1st - Allopurinol + Colchicine/ NSAID cover
2nd - Febuxostat (xanthine oxidase inhibitor)
3rd - uricase

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10
Q

Ottawa rules for Ankle X ray

A

lateral malleolar pain
medial malleolar pain
unable to weight bear at time of injury and on assessment

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11
Q

Rheumatoid arthritis X ray findings

A

Early x-ray findings
loss of joint space
juxta-articular osteoporosis
soft-tissue swelling

Late x-ray findings
periarticular erosions
subluxation

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12
Q

cubital tunnel syndrome

A

compression of ulnar nerve - tingling of 4/5th fingers

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13
Q

carpal tunnel syndrome

A

compression of median nerve - tingling of thumb, index, middle finger
weak thumb abduction
thenar eminence wasting

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14
Q

antiphospholipid syndrome clotting profile

A

prolonged APTT
low platelets

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15
Q

antiphospholipid syndrome Mx

A

primary thromboprophylaxis: aspirin
secondary thromboprophylaxis: lifelong warfarin (INR 2-3); if recurrent despite warfarin, then INR 3-4

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16
Q

Ankylosing spondylitis associations (6)

A

Apical fibrosis
Anterior uveitis
Aortic regurgitation
Achilles tendonitis
AV node block
Amyloidosis

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17
Q

hydroxychloroquine SE (1)

A

retinopathy

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18
Q

Femeroacetablur impingement Fx

A

anterior groin pain in active young adults

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19
Q

phenytoin SE

A

dupuytrens contracture

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20
Q

Intertrochanteric (extracapsular) non displaced proximal femoral fracture Mx

A

dynamic hip screw

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21
Q

Displaced femoral fracture Mx

A

hemiarthroplasty or total hip replacement (if patient is active)

22
Q

Lateral epicondylitis (tennis elbow) Fx

A

worse on resisted wrist extension/suppination whilst elbow extended

23
Q

Sjogrens disease antibody

24
Q

Perthes disease Fx

A

male, age 4-8yrs
progressive hip pain
XR hip - widening joint space, flattened femoral head

25
osteoporosis + steroid (Pred >7.5mg for 3 months) Mx
>65 - start bisphosphonate <65 - DEXA scan (T-1.5 start bisphosphonate)
26
psoriatic arthritis Fx
symmetrical polyarthritis (although can be asymmetrical) arthritis mutilans (severe deformity of hands/ "telescoping fingers") Nails - pitting, oncholysis Dactylitis - finger swelling "sausage" Tenosynovitis
27
psoriatic arthritis XR finding
pencil in cup
28
Radial tunnel syndrome Fx
pain distal to lateral epicondyle worse on elbow extension/forearm pronation
29
paget's disease Mx
bisphosphonate (alendronate)
30
osteoarthritis Mx
1st - paracetamol + topical NSAIDs 2nd - oral NSAIDs, opioids, capsaicin cream and intra-articular corticosteroids
31
Radial nerve (C5-8) motor function
motor - extension (forearm, wrist, fingers, thumb) sensory - dorsal aspect between thumb and index injury - humeral shaft fracture, palsy leads to wrist drop
32
Axillary nerve (C5,6) motor, sensory function
motor - shoulder abduction (deltoid) sensory - deltoid MOI - humeral neck fracture
33
methotrexate and trimethoprim interaction leads to
myelosuppression - pancytopenia
34
people with aspirin allergy can not take
sulfasalazine
35
drug induced lupus antibody
antihistone antibody
36
causes of drug induced lupus (2)
procainamide hydralazine
37
posterior hip dislocation Fx
high energy impact shortened, internally rotated leg
38
neck of femur fracture Fx
low impact, elderly patients shortened, externally rotated leg
39
pseudogout XR findings
chondrocalcinosis (calcification of articular edge)
40
Subacromial impingement Fx
presents with a painful arc of abduction
41
ACL Ix
Lachman test positive MRI (gold standard)
42
scaphoid fracture Fx
snuff box tenderness pain compressing thumb longitudinally pain on flexion and ulnar deviation of wrist
43
Colles fracture Fx
dorsally displaced distal radius fracture MOA - fall on outstretched hand "dinner fork" derformity
44
Smiths fracture Fx
MOA - fall on flexed hand/ direct impact to wrist (opposite of colles) type of distal radius fracture
45
Bartons fracture
intraarticular distal radius fracture Similar to Colles and Smiths but intraarticular
46
Bennetts fracture
intraarticular fracture of base of first metacarpal (thumb) Fx - force abduction of first metacarpal (thumb)
47
Rolando fracture
comminuted first metacarpal fracture MOA - flexed first metacarpal (thumb) eg fist fight
48
Ottawa Knee x ray rules
Knee injury PLUS any of the below >55yo tenderness of patella tenderness of head of fibula inability to flex 90 degrees inability to weight bear immediately and in ED
49
developmental dysplasia of hip Ix
ultrasound
50
shoulder dislocation nerve damaged
axillary nerve - numbness over deltoid
51
Limited cutaneous systemic sclerosis (CREST syndrome) antibody
anti-nuclear antibody anti centromere