MSK Flashcards

1
Q

What differentiates inflammatory from degenerative arthritis

A

inflammatory is worse in the morning and improves throughout the day
degenerative gets worse throughout the day

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2
Q

Where are Hebedens and Bouchards nodes found

A
Hebedens = distal interphalangeal
Bouchards = proximal interphalangeal
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3
Q

XRAY signs in OA

A
LOSS
loss of joint space
osteophytes
subchondral cysts
subchondral sclerosis
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4
Q

Deformities seen in rheumatoid arthritis

A

swan neck deformity
boutonniere deformity
ulnar deviation
z shaped thumb

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5
Q

most specific test of rheumatoid arthritis

A

anti-ccp

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6
Q

XRAY signs in RA

A
LESS
loss of joint space
erosions
soft tissue swelling
soft bones
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7
Q

Example of a DMARD

A

methotrexate

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8
Q

why cant methotrexate be given in pregnancy

A

it is a folate inhibitor

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9
Q

test to investigate level of bone density

A

DEXA

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10
Q

pharmacological treatment of osteoporosis

A

calcium
vitamin D
bisphosphonates

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11
Q

sensitive test for SLE

A

anti-nuclear factor

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12
Q

ESR and CRP in SLE

A

ESR raised

CRP usually normal

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13
Q

what gene is the strong association with seronegative spondyloarthropathies

A

HLA-B27

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14
Q

what does xray show in ankylosing spondylitis

A

bamboo spine

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15
Q

3 types of spondyloarthropathies

A

ankylosing spondylitis
reactive arthritis
psoriatic arthritis

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16
Q

XRAY in psoriatic arthritis

A

pencil in cup deformity

17
Q

Main GI and GU infection cause of reactive arthritis

A
GI = campylobacter
GU = chlamydia
18
Q

triad of symptoms seen in reactive arthritis

A

can’t see, can’t pee, can’t climb a tree

19
Q

2 types of crystal arthropathies

A

gout

pseudogout

20
Q

what is gout formed of

A

monosodium urate

21
Q

usual part affected from gout

A

big toe

22
Q

what is seen under microscopy for gout

A

needle like negatively birefringent crystals

23
Q

treatment for acute gout

A

colchicine

24
Q

treatment for recurrent gout

A

allopurinol

25
Q

what is pseudo gout formed of

A

pyrophosphate and calcium

26
Q

usual parts affected from pseudogout

A

wrist or knee

27
Q

what is seen under microscopy for pseudogout

A

rhomboid shaped positively birefringent crystals

28
Q

pathophysiology behind Paget’s

A

abnormal osteoclast activity
increased bone turnover
weaker bones

29
Q

how do bisphosphonates work

A

reduce osteoclast activity

30
Q

first step in treating septic arthritis

A

aspirate the joint!

31
Q

2 types of large vessel vasculitis

A

giant cell arteritis

Takayasu arteritis

32
Q

where does giant cell arteritis usually affect

A

temporal branch of the carotid artery

33
Q

typical pain seen in GCA

A

scalp pain

jaw pain

34
Q

treatment for GCA

A

URGENT PREDNISOLONE

35
Q

2 types of medium vessels

A

Kawasaki disease

polyarteritis nodosa

36
Q

treatment for Kawasaki disease

A

aspirin and IV IgG

37
Q

3 types of small vessel vasculitis

A

granulomatosis with polyangiitis
henoch-schonlein purpura
eosinophilic granulomatosis with polyangiitis

38
Q

symptom and sing of granulomatosis with polyangiitis

A

saddle shaped nose

c-anca

39
Q

sign of eosinophilic granulomatosis with polyangiitis

A

p-anca