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Step 2 > Musculoskeletal > Flashcards

Musculoskeletal Flashcards

1
Q

radial nerve sensory distribution

A

dorsal forearm and hand/first 3 fingers

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2
Q

pronation, thumb opposition

A

median nerve

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3
Q

median nerve sensory distribution

A

palmar hand/first 3 fingers

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4
Q

Ulnar sensory distribution

A

palmar and dorsal of last 2 fingers

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5
Q

Peroneal sensory distribution

A

dorsal foot and lateral leg

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6
Q

Peroneal muscle action

A

dorsiflexion and eversion of foot

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7
Q

L4 motor action and sensory distribution

A

foot dorsiflexion, medial lower leg

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8
Q

L5 motor action and sensory distribution

A

big toe dorsiflexion and foot eversion, dorsum of foot and lateral lower leg

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9
Q

S1 motor action and sensory distribution

A

plantar flexion and hip extension, plantar and lateral foot

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10
Q

knee pain, soap bubble appearance on xr

A

giant cell tumor of bone

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11
Q

onion-skinning on xr

A

Ewing’s sarcoma

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12
Q

bone pain worse at night, constitutional sx, Codman’s triangle, sunburst pattern on xr

A

osteosarcoma

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13
Q

Tx septic arthritis

A

ceftriaxone (gram -) and vanc (gram +)

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14
Q

needle-shaped, negatively birefringent crystals

A

gout = monosodium urate crystals

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15
Q

rhomboid shaped crystals

A

pseudogout = calcium pyrophosphate

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16
Q

rat-bite erosions

17
Q

Tx acute gout

A

NSAIDS then colchicine then corticosteroids

18
Q

Tx chronic gout

A

allopurinol or probenecid (undersecreters)

19
Q

arthritis following illness / uveitis

A

reactive arthritis

20
Q

sausage-fingers and DIP joint arthritis

A

psoriatic arthritis

21
Q

scaly, papular rash on dorsal hands / bony prominences

A

Gottron’s papules = Dermatomyositis

22
Q

anti-CCP

23
Q

Anticentromere

24
Q

anti-dsDNA

25
Q

antihistone

A

drug-induced lupus

26
Q

anti-Jo1

A

poly/dermatomyositis

27
Q

antimitochondrial

28
Q

antinuclear

A

scleroderma

29
Q

anti-Scl70

A

scleroderma

30
Q

anti-Smith

31
Q

anti-smooth muscle

A

AI hepatitis

32
Q

anti-topoisomerase I

A

scleroderma

33
Q

anti-TSHR

A

Grave’s d/s

34
Q

c-ANCA

A

Wegener’s granulomatosis

35
Q

p-ANCA

A

microscopic polyangiitis

36
Q

U1RNP

A

mixed connective tissue disease

37
Q

SE of hydroxychloroquine

A

retinal toxicity

38
Q

Tx CREST

A

corticosteroids for flares, penicillamine for skin changes, CCBs for Raynaud’s, ACEI to prevent renal d/s

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